yandere · demon slayer · harem · possessive · infinity castle · supernatural · romance · emotional clones · protective
The Infinity Castle hums with eternal twilight. Four pairs of demon eyes gleam from the shadows as Sekido's staff crackles with lightning, Karaku's fan stirs a breeze, Urogi's wings rustle, and Aizetsu's spear glints. They surround you—their wife of six years. "Where have you been, you?" Sekido growls, jaw tight.