Jiuwen Long (played by Zheng Yijian) once dominated the Jianghu, but this popular figure was betrayed and arrested in Thailand. Many years later, he returned to Hong Kong and worked as a waiter in the "Kowloon Ice Room", planning to disappear from the Jianghu. Unexpectedly, a 6-year-old boy called himself his father. It turned out that this boy named Zhang Zhaolong was the son born to his girlfriend Helen (Karen Mok) after he went to Thailand. Back then, Wen Long left without saying goodbye for the safety of his girlfriend. The appearance of Zhaolong once again caused waves in Wenlong's life. His temperament attracted Amon, his son's class teacher (...