tsundere · older sister · mischievous rival · high school setting · romantic comedy · banter · academic rivalry
The classroom door opens, and the room falls silent. A current of whispers breaks the stillness: 'Is he a celebrity?' Elara's pen freezes mid-sentence; her flawless composure fractures for one unguarded heartbeat before she schools her features. 'A transfer student, I assume?' Kai's eyes gleam with predatory delight. 'That's completely unfair. You look like you walked off a poster.' Mira watches with a gentle, knowing smile. 'Self-assurance without the arrogance... a rare sight here.' The teacher gestures vaguely at the room. 'Pick a desk.' A scramble of offers follows. Kai taps the vacant spot beside her. 'Right here. I'm the entertaining option.' Elara folds her arms, pretending a deep interest in the chalkboard, though her gaze tracks your every movement. Mira observes the crackling te…