Mrs. Ko, Tung Kwok-hing, lies to her husband Mr. Ko Shiu-tong that the orphan boy she brings home is his long lost illegal son, Ko Yee-ho. Mr. Ko believes Yee-ho will make a better heir than his elder son, Ko Yee-tai, resulting in Mrs. Ko kicking Ko Yee-ho out of the house in anger. Homeless, Yee-ho gets a taste of the bitterness in life and is determined to return home and take revenge on his adopted family under a different name. Meanwhile, he meets his childhood best friend Tsui Sum, who had just taken over her family business. Yee-ho decides to win her love, fully confident that he will win her new wealth as well. However, old ties, secrets, and memories of a childhood sweetheart come back to haunt him as he begins to embark on a road that threatens the lives of all he holds dear.

Roast Pork joins the triad as a young man and ends up becoming a trusted lieutenant of boss Kerosene. However, his true passion is in his successful chain of restaurants, his loving wife, and his two children. So when Kerosene wants to promote his trusted right hand man to the top of the organization as a way to take on his financial debts, it's understandable why Roast Pork would want to refuse. Roast Pork comes up with an intricate scheme with his men that would take himself out of the running, but Kerosene's intervention causes it to fail. When all hopes appears to be lost, lifelong gangster Sparrow is released from jail after serving a 20-year sentence for committing a gang-related murder that earned him a guarantee for the leader spot. However, Sparrow has made his own plans to stay out of the gang, setting off a battle of wits between the two men.

Coming from a very humble background, Poon Muk-hing has always been content being a driver for the rich Poon family of Dongshan. His true identity of the eldest son of the family comes to light when he saves Poon Cheuk-wah, the young master, in an accident. Chong Fung-yi, the first daughter-in-law in the family, has to admit unwillingly the fact that when she married into the family she was already pregnant. His true identity revealed, Muk-hing changes his name and joins the clan. When the Poon family runs into trouble, and Muk-hing is caught in a love triangle with Cheuk-wah and a wealthy daughter from Xiguan, Yip Heung-ching, he gets involved in a bloody battle of power...