Many years later, Yuko, a Drama club student, kills herself by jumping off the school rooftop, leaving no suicide note but a pieve of music that the dead music teacher who used to play.

• 情事不能公开，男的只可在隔壁偷听她的琴声。一天钢琴搬走了，男教师突然失踪，女的便伤心而终。多年后，戏剧组女学生自杀身亡，没留下遗书，馀下的竟是80年前女教师爱弹的那篇乐章！