Officer John Cooper returns to duty after recovering from back surgery and meets his new partner, Officer Jessica Tang, a tough and disciplined cop with her own set of baggage from working the streets. Lydia, whose new partner is Ruben Robinson, can't seem to escape helping a former CI who won't stay in safety. Ben, Sammy and Dewey chase an armed man into an elementary school, while Ben bumps heads with an intense street cop whose cynical attitude is affecting their work.
临近新年，海舟市老牌商场罗百百货突然发生沉降事故，致使13人被困地下。这场时间与生命的赛跑，带来的是人性、道德与信仰的重重考验…….
本剧改编自同名漫画，讲述了天下闻名的火箭阿正（伊藤英明 饰）周遭都是敌人的男子随时都不能松懈。对于拔刀相向的人一律不能宽容。要命的话就避开他。否则下场就是成为冤大头。打来打去的黑道日子，老大护着小弟，小弟学习老大，没有任何遗恨，只有全力反扑那就是男子汉的气概。既然要混黑道，身为一个人，身为一个男子汉，必须意志坚强，而且慈祥善良...
