乳媚娘駕到！沈琪琪為求上位干脆脫衣上床

　　老夫子漫畫的主編王澤決定封筆，導致本來衣食無憂的漫畫人物老夫子和大番薯頓時成了失業青年，兩人出盡招數找工作卻屢屢碰壁。　　這日，CID峰（謝霆鋒 飾）和女友Miss張（張柏芝 飾）正因張母反對二人在一起而苦惱，老夫子和大番薯因得罪黑社會老大金爺被追殺，引發了一場大車禍。車禍中峰和Miss張失去了記憶，痊愈后兩人形同陌路。　　金爺十分看好峰，認為他是自己最合適的接班人，于是騙峰說自己是他的契爺，峰加入了黑社會。同時，Miss張恢復了一點記憶，回到了學校教書。一次峰在拉學生加入黑社會時，遇到了Miss張。峰對Miss張一見鐘情，展開了猛烈追求。Miss張因記起自己已有一位戀人而拒絕了峰，峰陷入了低谷。這時，金爺發現峰加入后自己一直倒霉，于是準備除掉峰。關鍵時候，老夫子和大番薯趕到了！

　　Judge Foster throws his daughter out because she married a circus man. She leaves her baby girl with Prof. McGargle before she dies. Years later Sally is a dancer with whom Peyton, a son of Judge Foster's friend, falls in love. When Sally is arrested McGargle proves her real parentage.

小說作家阿貞與拳王父親從小存在隔閡，父親離世后，她通過格斗競技探尋真相，逐漸理解父親并完成自我蛻變。影片圍繞父愛與親情展開，男主角雖格斗天資一般，仍不懈追尋夢想。劇情融合文與武轉換、善與惡抉擇，最終阿貞為父正名，成為真正的格斗家 。

　　A hit and run of an 18 year old girl becomes the hub of a wheel that sets into motion many a spoke - a journalist , a raging mother, a cop and a system all caught in an ethical dilemma. Questions raised only to realise that truth is rarely pure and never simple.