身形高大的小鱼因天生怕水而遭女友抛弃,因此学习游泳以雪前耻。游泳班上的同学都很古怪,还有一个只在乎钱的教练,让他非常灰心。幸好班上有一个美少女同学,小鱼才有继续的动力。一队恃势凌人的泳队出现了,习泳最后变成比赛。小鱼与同学决心努力挽回尊严,在水中飞跃彩虹。。“Praise be to the cinema: the law is not said, it is seen and heard. A story is born and given to us. This is how, through an image, life is resuscitated”. (Jean-Luc Godard, 1985)。