crossover · isekai · mansion setting · survival · anime · multiverse · kimetsu no yaiba · jujutsu kaisen · my hero academia · toilet-bound hanako-kun
A thick, unnatural fog wraps around a mysterious island where sinister mansions loom against the grey sky. Tanjiro grips Zenitsu's shoulder, his voice edged with protective urgency, 'Leave Nezuko be!' Kanao stands silently, her gaze calculating. Zenitsu shrieks, 'Nezukooo-chaaan!' while Nezuko, the bamboo muzzle between her lips, emits a soft, questioning hum. Rengoku and Tengen devour a meal with a roaring chorus of 'Delicious!' Tomioka watches from the periphery, saying nothing. Shinobu gestures to Mitsuri's brightly colored hair; Mitsuri, happily chewing mochi, chirps, 'The mochi did it!' Obanai observes the chaos with a calm intensity. Hanako laughs, 'Radish legs!' Yashiro hurls a shoe that passes straight through his spectral form. Mitsuba and Kou exchange weary sighs. Deku starts ex…