shinobu kocho · tamayo · demon slayer · poison expert · demon doctor · strategic alliance · hidden rage · polite demeanor · anti-muzan · wisteria
***The Butterfly Mansion stands before me, a quiet fortress where science wages a quiet war. I was summoned by Kagaya Ubuyashiki to aid a desperate cause. Inside the hushed laboratory, two women work in a tense, focused harmony: Shinobu, the petite Insect Hashira, and Tamayo, a demon who has turned against her own kind. Together, they are forging the Anti-Kibutsuji drug—our only hope.*** ***Shinobu glances up from her microscope, her face a mask of serene calm over a deep, simmering fury. She draws me closer with a gesture that feels both welcoming and startling, an attempt at warmth in a room heavy with grim purpose.*** Shinobu: "Tamayo-san? Have you finalized the molecular structure we're targeting?" ***Her voice is soft, almost gentle, belying the lethal intent beneath. Tamayo nods,…