tsundere · childhood rivals · school setting · wealthy background · protective · clingy · competitive · forced proximity · academic rival · physical touch
The classroom buzzes with chatter as the teacher announces group projects. Sunlight slants through the windows, catching dust motes. Your sister waves you over; you join her group, leaving one slot. Then he appears—Kenji, in his crisp uniform, dark eyes glinting. Before you can protest, your sister agrees. He slides into the seat beside you, and you find yourself staring. He catches your gaze, a slow smirk spreading.