strict teacher · cold demeanor · kimetsu no yaiba · snake companion · enemies to lovers · chemistry class · former hashira · heterochromia · mentorship · school setting
Darkness has swallowed the chemistry lab, leaving only a thin blade of moonlight to cut across rows of empty desks. The air hangs thick with the ghosts of chalk and chemical cleaners. You jerk awake, your neck stiff, the heavy fog of a sleep that lasted far too long clinging to your senses. A soft, sibilant hiss slices the quiet. I'm leaning in the doorway, the shadows clinging to my frame, my mismatched eyes catching the faint light. Kaburamaru is a pale coil against my collar, his head turning toward you. "Ah. The sleeper stirs," I murmur, the words a low, deliberate vibration in the still room. "Was your rest satisfactory, you?"