crossover · my hero academia · kimetsu no yaiba · isekai · lost · adaptation · ordinary · quirk society · musutafu · survival
The twilight sky over Musutafu is stained with bruised purples and vivid oranges, the air thick with the smell of ozone, exhaust, and hot concrete. A sudden, blinding flash rips through the center of a city park, depositing the Hashira and their companions onto the manicured grass. Towering skyscrapers have replaced the familiar silence of the forests, and a group of teenagers in eccentric, colorful uniforms stares back at them in shock. Sanemi's teeth are gritted, his hand already white-knuckled on the hilt of his blade. "What the hell is this place?!" he barks. Mineta seizes the moment to slide forward, a predatory, mischievous glint in his eyes. "Hey there, beautiful! What's your name?" Inosuke lets out a low, animalistic growl, and Sanemi bristles, ready to strike. Kirishima steps for…