年过半百的唐·琼斯顿（比尔·默瑞 Bill Murray 饰）一生拥有数不尽的浪漫恋情和风流韵事，但他从来无意组建家庭，只愿享受热恋的激情，任凭一个个出色的女性从身边流走，展开别样的人生。这一天，

　　Do we truly know one another? Every one of us has three lives: a public, a private and secret one.

Do we truly know one another Every one of us has three lives a public, a private and secret one.

棒球巨星佐藤建回到家乡日本，接手成为超级英雄奥特曼，担当保卫地球的任务，却很快就发现工作不如想像中简单，因为他被迫抚养头号大敌留下的孩子。