He Yuxuan took in a younger brother named Gu Chengfeng. The younger brother told him that he escaped from his abusive father Gu Lei. He was very cruel. After a year, Gu Lei came to him and said... He decided to let Gu Lei take him away. As the days passed, he became a criminal policeman as he wished. During another case, he met Gu Chengfeng...
Concept: revolving around the love and hatred between Gu Chengfeng and He Yuxuan