香港的屋邨区贫穷落后，屋邨的大人们都忙于生计而无暇管教自己的小孩。屋邨的小孩子整天无所事事，拉帮结派。这里，成了黑社会滋生的温床。山鸡（陈小春 饰）正是成长于这样的环境中，他整天和包皮（林晓峰 饰）、巢皮（朱永棠 饰）、大天二（谢天华 饰）混在一起，渐渐长大，成了香港制造的典型古惑仔。 山鸡从小就喜欢邻家青梅竹马的小女孩芝芝（梁咏琪 饰），但芝芝不喜欢和古惑仔来往，渐渐疏远了山鸡。山鸡一次偶然机会发现芝芝出来当舞女，原来芝芝母亲病重，急于用钱无奈之下芝芝才出来当舞女。山鸡帮助了芝芝，芝芝母亲觉得山鸡为人不错，临终将芝芝托付给了芝芝。 山鸡决定送芝芝回澳门定居，但此时横生枝节，两人最终能否终成眷属？

Triad member Chicken is designated by Taiwan's San Luen Gang to marry Nanako, the daughter of the fifth generation leader of the Yamada Gang in Japan. Later, the leader of the triad group gets murdered. Actually, all the San Luen Gang members suspect Chicken attacked their leader Liu, in order to make a chance for him to rule the Gang and thus have adopted an extremely hostile attitude towards him.

Although Chicken does not make an appearance, Chan Ho Nam finds a new love interest in the form of Mei Ling. Meanwhile, Tung Sing returns to cause trouble again for Hung Hing, in the form of new leader Szeto Ho Nam.

1997 film by Andrew Lau

Hung Ping is a vampire buster in early 20th century China. He shares his home with his fortune teller wife, his dim-witted son, his beautiful daughter Fa and their ghost servant. We follow Hung on his exploits as he tries to capture the copper vampire, a bloodthirsty demon that brings misfortune to whomever controls him.

1992 film by Clifton Ko

2000 film by Dante Lam