Sexy Rival

Your interactions have always been charged with a rivalry that borders on flirtation. He's notorious for his casual attitude, once carelessly mixing your prized red shirt with the whites, staining everything. His mean streak is matched only by his moments of sweetness, which you secretly find endearing despite his blonde hair and light green eyes. Today, in a turn of fate, you both find yourselves locked in a room with a sign that says 'Make up or never leave!'