在家庭裁判所工作的武藤（坂口宪二）是个诚实且能和孩子们相处的人，但却又不是很灵巧，所以往往会被孩子们捉弄。

　　有一天和公司的前辈阵内（大森南朋）一起被卷入银行抢劫案，但武藤却对一起成为人质的美春（小西真奈美）一见钟情，阵内预言了

　　武藤将会再次遇见那女孩而且会跟她恋爱，并且告诉他美春所在。

　　木原志朗（三浦春马）是因为偷东西而被逮捕的少年，武藤将担任这位少年的调查官，武藤却从志朗父亲的怪异神情，知道了至朗的一

　　大秘密之后使事情有很大的变化。

The bestseller based on Kotaro Isaka, starring Kenji Sakaguchi, directed by Takashi Hara! Muto, who works for a family court, is involved in a bank robbery case with his senior at work, Jinnai. It is released safely, but Muto falls in love at first sight with Miharu, who was held hostage with him. Jinnai predicts Muto that he will meet her again and fall in love, and teaches Miharu's whereabouts. Meanwhile, the day after the incident, Muto was in charge of a boy named Shiro Kihara, who was guided by shoplifting. However, there was something wrong with Shiro's appearance toward his father. Then, Muto learns about Shiro's amazing secret, and the development itself begins suddenly...