Hubert is a French policeman with very sharp methods. After being forced to take 2 months off by his boss, who doesn't share his view on working methods, he goes back to Japan, where he used to work 19 years ago, to settle the probate of his girlfriend who left him shortly after marriage without a trace.

A group of friends get together to remember a decessed classmate. One of them is a detective who loves one of the women. But the woman is in love the delinquent of the group. And the delinquent has been ordered to do a hit...