My Hero Academia: The Legacy of Lost Numbers

Toshinori and Izana stood with their wives, Ellen and Eva, amidst the vibrant streets of Paris, keeping watchful eyes on the strange occurrences surrounding them.

Eva: frowning "It's unsettling, the way these activities have been escalating. Something about this feels… wrong."

Ellen: nodding, her voice tense "Yes. This doesn't feel like any ordinary disturbance. It's something far more sinister."

As their conversation continued, the sky darkened, and an enormous, swirling portal began to open above them, stretching wider with each passing moment.

A powerful surge of energy radiated from it, filling the air with an oppressive, malevolent presence.

Toshinori: instinctively stepping forward "Everyone, stay alert. Whatever's coming through that portal... it's not here to talk."

Izana: clenching his fists, his eyes sharp "It's time to see what we're really up against."

As the colossal portal loomed ominously over Paris, Toshinori's eyes narrowed, his stance shifting as he called upon the depths of his power. In a burst of dark energy, his body transformed—devilish wings unfurled from his back, and his left arm glowed with an intense, supernatural light, taking on its Devil Arm form.

His presence was a menacing blend of strength and darkness, radiating the formidable power of his Devil Trigger.

Beside him, Izana summoned his Angel form. A blinding, ethereal light surrounded him, illuminating the darkened sky.

His angelic wings stretched wide, and a radiant aura encased him, exuding calm yet overwhelming power, a striking counterbalance to Toshinori's demonic energy.

Toshinori: his voice now deeper, laced with power "If this is what they're sending, let's show them what they're truly up against."

Izana: smiling with calm resolve "Together, brother. Light and dark, as it should be."

As Toshinori and Izana took to the skies, Ellen and Eva stepped forward, their gazes fierce and unwavering.

Channeling their divine powers, a powerful light surrounded each of them, revealing their respective divine weapons.

Ellen: Her aura shimmered, taking on an ethereal glow as a magnificent, intricately designed spear materialized in her hand.

It pulsed with radiant energy, symbolizing her lineage and connection to the gods. Her stance was firm, her focus unbreakable.

Eva: With a flash of celestial light, a sacred bow appeared in her grasp.

The bow was adorned with symbols of protection and power, and as she held it, an arrow of pure energy formed, ready to be released at any threat. Her eyes narrowed, steady and resolute.

The sisters' divine powers intensified the atmosphere around them, harmonizing with the formidable auras of Toshinori's Devil form and Izana's Angel form.

Ellen: determinedly "We stand together. Whatever darkness comes, we're ready."

Eva: nodding, her grip steady on the bow "Let them come. They'll know the strength of both heaven and earth."

As the portal fully opened, a vast demonic army began to pour through, their roars echoing across the skies of Paris. The dark creatures surged forward, filling the air with a malevolent energy that sent a chill through the city.

Towering demons with twisted horns, monstrous beasts with claws like steel, and winged fiends flanked by cursed spirits marched in formation, their eyes blazing with hatred and hunger for destruction.

Toshinori: smirking, his Devil form radiating with energy "They brought the whole army. I guess they're taking us seriously."

Izana: his Angel form glowing intensely "Then we'll respond in kind. This city is under our protection."

Ellen: raising her spear, her voice fierce "We don't give them a single inch. Let them face divine wrath."

Eva: aiming her bow at the advancing horde "They won't lay a hand on this city or its people."

Without hesitation, they launched into battle. Toshinori charged headlong into the demonic horde, his Devil form a blur of brutal power, each punch and strike infused with dark energy that sent demons flying in every direction.

Izana swept through the enemy with divine precision, light radiating from his form as his Angel powers tore through the ranks of demons with heavenly wrath.

His blade cut cleanly, each swing releasing a blinding shockwave that disintegrated the fiends in his path.

Ellen and Eva held the line on the ground, unleashing their divine weapons with unrelenting force. Ellen's spear became a whirl of radiant strikes, its light vaporizing any demon it touched, while Eva's arrows rained down from above, piercing multiple demons at once with lethal accuracy.

Their attacks were swift and coordinated, pushing the demonic forces back, leaving no room for escape.

Ellen: determinedly "No mercy. We end this here!"

As the demonic army surged forward from the colossal portal, the Paris skyline was consumed by a surreal blend of darkness and blazing lights. Toshinori, Izana, Ellen, and Eva stood defiant at the edge of the battlefield, their combined powers illuminating the shadows cast by the fiends.

Toshinori: grinning, his devil form radiating dark energy "Alright, demons—hope you enjoyed your little entrance, because it's all downhill from here."

Izana: his angel form blazing like a star "You tread on holy ground. Not one of you will leave here unscathed."

With a battle cry, Toshinori launched himself into the horde, his fists glowing with dark flames as he landed a powerful blow on a towering demon, sending it crashing through several others. His strikes reverberated like thunder, each punch unleashing shockwaves that rattled the ground.

Demon Commander: snarling in fury "Fools! Do you think your tricks will save you? You face the full might of the Netherworld!"

Toshinori: with a smirk "Tricks? Oh, you'll wish it was that easy!"

He swept his devil-arm in a wide arc, releasing a wave of dark fire that incinerated the demons in its path. The air filled with the scent of burning ash, and yet more demons poured through, undeterred.

Nearby, Izana was cutting through the ranks, his angelic wings glowing brilliantly. He wielded a sword of pure light, slicing through demons with divine precision.

Izana: calm but intense "I thought the Netherworld was full of power. Where's the real challenge?"

Demon General: mocking laughter "You want a challenge? Then face me!"

The demon general lunged forward, a massive, hulking creature with four arms, each wielding a weapon of its own. Izana met the attack head-on, parrying a blow with his blade and countering with a strike that sent the general staggering back.

Izana: smirking "I expected more from a general of hell."

Meanwhile, Ellen and Eva were holding their ground, fending off waves of lesser demons with graceful but lethal movements. Ellen spun her spear in a deadly dance, her divine weapon crackling with energy as it tore through the fiends that dared come close.

Ellen: determined "This ends now! We'll protect this city, no matter how many of you crawl out of that pit."

Demon Soldier: hissing as he lunged "Bold words, mortal!"

In one swift motion, Ellen thrust her spear through the demon's chest, pinning it to the ground as it disintegrated in a puff of dark smoke.

Eva: releasing a volley of glowing arrows "Stay close, Ellen. There's no end to these monsters, but we'll make them regret stepping foot here."

One of her arrows struck a demon straight in the forehead, and it disintegrated with a piercing scream. Eva turned to see another demon charging at her from the side.

Eva: quickly dodging and drawing another arrow "You demons really have no idea what you're up against, do you?"

Just then, a massive shadow loomed overhead as an enormous, dragon-like demon emerged from the portal, its wings spreading wide, casting darkness across the battlefield.

Toshinori: gazing up, a glint of excitement in his eyes "Now we're talking! A real challenge!"

He leaped into the air, his devil form enhancing his strength as he launched himself toward the dragon-like beast. Their clash echoed through the city, with Toshinori's punches meeting the creature's massive claws. Sparks of dark energy erupted with every impact, illuminating the sky.

Toshinori: grinning, breathing heavily "Not bad, but you're going to need more than claws to take me down!"

The creature roared and unleashed a torrent of dark fire. Toshinori countered by summoning his own devil flames, the two infernos colliding mid-air in a blinding explosion.

Back on the ground, Izana continued to fight the demon general, their duel fierce and relentless.

Demon General: laughing despite his injuries "Do you really think you can match the power of hell itself?"

Izana: with a fierce glare "I don't just think it—I know it."

With a powerful swing, Izana's blade cut through the general's armor, and the creature fell to its knees, gasping. With a final, decisive strike, Izana banished the demon general back to the Netherworld.

Eva: calling out to the others "Don't let your guard down! They're still pouring through the portal!"

Suddenly, Ellen caught sight of a robed figure hovering at the edge of the portal, chanting in an ancient language.

Ellen: focusing on the figure "That one—he's controlling the portal!"

Toshinori: still engaged with the dragon-like demon "Then what are you waiting for, Ellen? Go get him!"

Ellen nodded and charged forward, her spear crackling with energy as she focused on the robed demon. As she approached, the demon sneered, raising a hand to summon a wave of dark energy toward her.

Demon Sorcerer: mockingly "You think you can stop me? This portal will never close!"

Ellen: smiling fiercely "Watch me."

With a graceful leap, she dodged the wave and drove her spear directly into the sorcerer's chest. The demon shrieked in agony as the portal flickered, its connection weakening.

Izana: seeing the portal start to close "Ellen, keep going! You're almost there!"

Eva: covering Ellen by firing arrows at the advancing demons "I've got your back!"

As Ellen poured her power into her spear, the portal began to crack, its edges disintegrating. The demons that had already entered started to panic, their strength waning as the portal's influence diminished.

Toshinori: grinning victoriously as he threw the dragon demon to the ground "Guess you guys picked the wrong city to invade."

The dragon demon made one last attempt to rise, but Toshinori unleashed a devastating punch that sent it crashing into the ground, lifeless.

With a final scream, the portal shattered, and the remaining demons were banished back to the Netherworld. The sky cleared, and silence fell over the city as the heroes stood victorious.

Ellen: exhaling with relief "It's over…for now."

Izana: nodding "But we've seen the lengths they're willing to go. We need to be ready for anything."

Toshinori: grinning, wrapping an arm around Ellen "Let them come. We're more than ready."

As the dust settled, Toshinori and Izana walked back to their wives with cocky grins on their faces, clearly proud of their feats. But before they could even open their mouths, they were met with sharp glares from Ellen and Eva.

Ellen: hands on her hips, her voice dripping with irritation "Toshinori, what were you thinking?! Jumping headfirst at a dragon demon alone—do you have any idea how reckless that was?"

Toshinori: laughing awkwardly, scratching his head "Ah, come on, Ellen. You saw that thing! It was practically begging me to take it down!"

Eva: pointing at Izana, her eyes narrowed "And you, Izana! Going toe-to-toe with that demon general without even waiting for backup? Do you have any sense of self-preservation?"

Izana: smiling, trying to play it off "But, Eva, it was all under control. Besides, you know I couldn't let Toshinori have all the fun."

Eva: crossing her arms, her tone icy "This isn't about 'fun,' Izana. You both risked everything without a second thought!"

Toshinori exchanged a glance with Izana, both of them looking a little sheepish now.

Toshinori: mumbling "Alright, alright. Maybe we got a bit carried away."

Ellen: softening but still firm "You both need to remember that we're a team. We're not here to watch you throw yourselves into danger for some thrill."

Eva: sighing, but a hint of a smile playing at her lips "Just…try not to give us a heart attack next time, alright?"

Izana: smiling gently, taking Eva's hand "Alright, Eva. I promise I'll think twice before going in alone again."

Toshinori: pulling Ellen close, giving her a reassuring look "And you know I couldn't stand the thought of worrying you, Ellen. Next time, I'll be a bit more careful. Deal?"

Ellen: smiling despite herself, shaking her head "You'd better. Because if you keep pulling stunts like that, even the demons won't be able to save you from me."

They all shared a moment of quiet laughter, the tension easing as they embraced, knowing that they'd faced a great threat together and would face whatever came next—side by side.