Ah Wah is an easygoing young man has three good friends. He works in an office, and his manager is the suspicious Shum, who one day asks Wah to carry eight million dollars cash for a business transaction. Wah gives in to temptation and hatches a plot to divert the cash. But his boss Shum is playing a much more tricky game.

Friends since childhood, Lee and Wong grow up together, live in the same neighborhood, go to the same school and now work for the same employer. In family life, they are poles apart. Wong has been married to Mary for eight years while Lee is a happy-go-lucky bachelor. In fact, Lee envies Wong for his happy marriage and Wong wants to have Lee's freedom. When Nancy leaves Hong Kong for a long assignment in the United States, then, Wong tries to take Lee out of his gloom, saying the world is full of pretty women. So, Lee meets and goes after air stewardess Susie who is very feminine. But she too recoils away from the suggestion of marriage. Lee suspects she has a lover...