Yui, a college student, moves in to her first own apartment, where she begins her new independent life in a big city. Soon after, the upstairs neighbor Takashi sparks her interest.

Tamiko used to be a very good ping pong player as a child, but she is now twenty-eight years old and left the sport behind. Her mother Hanako had taught her how to play imposing discipline and regimen, but following the former's death the daughter had felt free by quitting the sport and instead leading an ordinary life. One of her co-workers Akihiko asks her to go steady one day, but soon sleeps with a pretty co-worker called Airi. Having lost her chance with this man she quits her job and returns to her hometown. Here her mother once owned a ping pong club. At the same time, the man she lost has joined the company's ping pong club prompting her to want to beat him. She begins to practice again.

毫无名气的落语家优太郎（大泉洋 饰），其人生最大的幸福就是认识了美丽善良的妻子沙耶（新垣结衣 饰）。虽然生活贫苦，不过伴随着儿子优介呱呱落地，他们俨然正朝着幸福的彼岸航行。怎奈命运无常，优太郎在一场车祸中死去。由于对妻儿太过牵挂，他并没有往生，而是以幽灵的状态盘桓在沙耶身边。葬礼上与优太郎绝交许久的父亲（石桥凌 饰）突然出现，而优太郎情急之中竟然附体在师父的身上，并且劝告沙耶尽快逃跑。慌不择路的沙耶带着孩子来到了一个名叫佐佐良的偏僻小镇。在这里她遇到了各种各样性格满满的人，优太郎也一次又一次附体在他人身上回到妻儿身边。母女的未来将会如何？ 本片根据加纳朋子的小说《佐佐良沙耶》改编。