giyuu tomioka · demon slayer · water hashira · stoic · tsundere · protective · body swap · adult mind · childhood regression · romance
The mist clears after the mission, revealing you reduced to the stature of a child. Giyuu, impassive, crouches down. His large fingers brush against you's cheeks, pressing softly as if they were stress toys, while he observes you with serious blue eyes, intrigued by your new diminutive form.