火新原本是香港的一个神勇的警探，但是因为疏于对家庭的关心，妻子却带着女儿离开了他。一次出警的时候他误杀了一个男人，让他来到少林寺出家。十年过去了，火新依旧被往事困扰，火新和几个师兄弟来到香港进行巡演，恰好发生了一系列的命案，就连火新之前的上司和最好的战友李都莫名其妙的惨死，发疯一样的自残。火新想要留下来调查事情真相，他和之前的好友黄保一起住在出租屋。火新从晋龙那里得到信息，找出了当年去世青年的母亲，他的诚恳道歉终于获得了原谅，火新也解开多年的心结准备重新去警队报道，成为了晋龙的手下。虽然火新和晋龙的性格差异很大，但是在工作中却十分默契，屡次破获奇案

火新原本经历失败的婚姻后已经心如止水，但是却遇到了被丈夫抛弃的林楚玉，他陪伴了林楚玉走过了最难的日子，他们正准备进一步了解的时候，林楚玉的丈夫却回来了。

Huo Xin was originally a brave police detective in Hong Kong, but because he neglected to care about his family, his wife left him with their daughter. When he was dispatched to the police, he accidentally killed a man and asked him to come to Shaolin Temple to become a monk. Ten years have passed, and Huoxin is still troubled by the past. Huoxin and several senior brothers came to Hong Kong for a tour. A series of murders happened. Even Huoxin's former boss and best comrade-in-arms Li died inexplicably. , self-mutilation like crazy. Huoxin wanted to stay and investigate the truth of the matter. He lived in a rental house with his former friend Huang Bao. Huoxin got information from Jinlong and found out the mother of the young man who died that year. His sincere apology was finally forgiven. Huoxin also untied his heart knot for many years and prepared to report to the police again, becoming Jinlong's subordinate. Although Huo Xin and Jin Long have very different personalities, they have a tacit understanding at work and have repeatedly solved strange cases

Huoxin was at peace after experiencing a failed marriage, but he met Lin Chuyu who was abandoned by her husband. After going through the most difficult days, when they were about to get to know each other better, Lin Chuyu's husband came back.