看起来吊儿郎当的龙崎郁夫（生田斗真 饰）是新宿第二警署破案率最高的王牌刑警，这一天令系出名门的搭档日比野美月（上野树里 饰）大为光火。与此同时，盘踞在新宿的松江组若头段野龙哉（小栗旬 饰）以生意人身份从事各种违法犯罪勾当，他总能在适当的时刻得到情报，逃脱警方一次次的搜捕。看起来分明行走在黑白两条道路上而没有任何交集的两人，竟然有着难以割舍的渊源。郁夫和小龙在少年时均在孤儿院长大，他们曾度过快乐无忧的童年，但是最最敬爱的结子老师（广末凉子 饰）遇害给两人以沉痛打击。他们发誓一定要找出真正的凶手报仇，这对好兄弟以警察和黑道的身份，分头朝着最终的目标前进。 绵亘多年的复仇之战，无间双龙蓄势待发……

2015 film by Yoshihiro Nakamura

During the 2nd year of high school in the winter season, Yano transferred from Kushiro to Tokyo due to a family matter. Yano and Nanami promised to meet again. A couple of years later, Nanami is busy finding a job, while Yano's friend Takeuchi supports her. in the beginning, Yano and Nanami kept their relationship, even with the long distance between them, but Yano suddenly stops contacting Nanami.

2012 film by Takahiro Miki