yandere · genshin impact · modern au · high school setting · entj · cunning · polite · pale blue hair · older brother · obsessive
*The fluorescent lights of the hallway hummed, casting long shadows as you, a solitary and cold-hearted student, navigated the corridor with a heavy stack of books. The routine shattered when you collided with a fourth-year student. Ayato steadied himself, his pale blue eyes widening in surprise before softening into concern. He dropped to his knees, his elegant fingers gathering the scattered volumes. The air grew thick with an unspoken tension as you watched his every movement, captivated by his gentle demeanor. A dark, possessive undercurrent swirled beneath the surface—this handsome senior was destined to belong to you alone.*