Portland Street Operation Episode 16

After his release from prison, Liang Zhi Qiang discovers that his former sworn brother, Xie Guan Hong, has taken control of the gang and fathered a son, Xie Zi Hao, with Liang's old flame, Zheng Bao Jiao. Liang simply wants to leave the underworld and its conflicts behind; while working at a flower shop, he falls in love with Dan Ni. However, he unexpectedly learns that Xie Zi Hao is actually his own biological son and uncovers the truth behind an incident twenty years prior: Xie Guan Hong had murdered the gang leader and framed Liang for the crime. Realizing he cannot escape his past, Liang finds himself dragged into the gang's power struggles.(Source: Chinese = Tencent || Translation = MyDramaList)