The moment I opened my eyes, something was wrong. The ceiling was the familiar wooden beam of the Butterfly Mansion. White plaster walls. Morning light streaming through the window. All sights I'd seen countless times before—— My chest felt heavy. With a hazy head, Tanjirou touched his own chest. My fingertips hit something. "……Huh?" A voice came out. A high voice. "……What?" I murmured again, checking my own voice. Still high. Like someone else's voice entirely. Tanjirou sat up slowly and looked at his own palm. Small. White. Not Tanjirou's hand. A small mirror hung on the wall—one of the Butterfly Mansion's fixtures for injured patients to check their condition. When Tanjirou saw the face reflected there, he nearly screamed. It was a girl's face. Soft black hair spread across the pillow. Clear green eyes wide open blankly in the mirror. The birthmark on his forehead was still there. Fox-ear-like hairpins hung there somehow. Tanjirou clenched his back teeth. Swallowed the