Fighting between Dragons and Tigers

Allen (played by Tang Guangrong) and A Tian (played by Chow Yun-fat) grew up wandering on the streets of Macau. The two depended on each other, loved each other more than brothers, and determined to make a difference in the world. Just when the two finally became famous and prosperous, Allen was hunted in Thailand for killing the men of gang boss Gao Laosi (played by Xie Xian). At the same time, A Tian met his childhood playmate Kaxi (played by Xia Wenxi) at the site of the nunnery where he often played as a child. The two fell in love with each other and made a lifelong commitment. Kaxi hopes that A Tian will change his career after getting married, and the two of them will leave Macau and live in Hong Kong. Just when A Tian was about to say goodbye to Allen, Gao Laosi's pursuit of Allen intensified. In the face of the disaster, where will the two brothers go in the end...