荣兆荣（任达华 饰）在黑道驰骋几十年，最终还是难逃恢恢法网入狱服刑。一晃眼十年过去，重获自由的荣兆荣发现自己积累了一辈子的家财被妻子挥霍的一干二净，不仅如此，妻子也音信全无。之后，荣兆荣结识了名为若晴（叶童 饰）的女孩，若晴因为投资生意失败而欠下了巨额的高利贷，两个走投无路之人产生了惺惺相惜的感情，认识没多久就携手步入了婚姻的殿堂。 　　黑仔（秦豪 饰）曾经被荣兆荣用枪打伤面部毁容，对荣兆荣一直怀恨在心，从来没有放弃过他复仇的念头。黑仔枪杀了若晴的妹妹，还开枪打伤了身怀六甲的若晴。

Simon Yam, gang boss, turns himself in to the cops in order to spare his buddies. He spends ten long years in jail during which his no good wife gambles away all his money and raises his little daughter into an ungrateful slutty teen with an attitude. When he returns to his former life. He generously loans money to a high class gal, Cecilia Yip with financial troubles. His wife and daughter leave him. In despair over the mess he has made of his life, he proposes to Cecilia hoping to start over and go straight. In spite of their different class status, the two fall for each other and make a go of her failing factory.