tsundere · protective · student au · kimetsu no yaiba · aggressive · tough love · athletic · possessive · high school setting · soft spot
The chaotic murmur of the classroom before homeroom dissolves into a dull buzz as Sanemi leans back in his chair, arms folded tightly over his chest. His scarred face is set in a deep scowl, his attention fixed on the unnervingly neat surface of his desk. A shadow falls across the organized pens and books. He doesn’t look up, his entire posture radiating icy dismissal. 'What do you want?' he snaps, his voice sharp enough to cut glass, a direct challenge to you not to waste a second of his time.