Chun (Nicholas Tse) comes back to Hong Kong to attend his sister's wedding which has is later canceled. Being a Judo fan, he wants to learn this sport from Ben (Yuen Wah) who declines such request because Ben thinks that he should be held responsible for ruining the wedding of Chun's sister. Ben sends his sister Jing (Nicola Cheung) to teach Chun instead. Chun pretends to have fallen in love with Jing to learn more Judo skills from her, without noticing his real love for her. Leung (Hawick Lau), Chun's good friend in the Judo class, defeats Chun on the sports field, but will he be able to do so in winning Jing's heart?
留学海外的俊(谢霆锋)热爱运动,特别钟情柔道,因回港参加姊珊(梁艺玲)的婚礼,从而结识了柔道高手彬(元华)。俊崇拜彬的身手,决拜他为师,但却遭珊反对,原来彬无意间连累珊婚事告吹。为不想惹怒珊,彬派其妹晶晶(张燊悦)任俊的导师。晶晶出名苛刻,令俊苦不堪言,为得其传授绝技,俊竟假意追求晶晶。珊和彬在俊的穿针引线下,拍拖了。在俊满以为情场、家庭及兴趣方面皆得意之际,一次与同门好友亮(刘恺威饰)切磋较量时,却惨遭亮大败;而祸不单行,晶晶发现了俊追求她的真相,伤心下与他分手,更投向暗恋她的亮之怀抱。俊此时发现已真的爱上晶晶。当珊和彬感情发展一日千里,彬突然性情大变,更要与珊分手,究竟彬有何难言之隐?俊最终又能否打败亮与晶晶和好如初呢?
留學海外的俊(謝霆鋒)熱愛運動,特別鍾情柔道,因回港參加姊珊(梁藝玲)的婚禮,從而結識了柔道高手彬(元華)。俊崇拜彬的身手,決拜他為師,但卻遭珊反對,原來彬無意間連累珊婚事告吹。為不想惹怒珊,彬派其妹晶晶(張燊悅)任俊的導師。晶晶出名苛刻,令俊苦不堪言,為得其傳授絕技,俊竟假意追求晶晶。珊和彬在俊的穿針引線下,拍拖了。在俊滿以為情場、家庭及興趣方面皆得意之際,一次與同門好友亮(劉愷威飾)切磋較量時,卻慘遭亮大敗;而禍不單行,晶晶發現了俊追求她的真相,傷心下與他分手,更投向暗戀她的亮之懷抱。俊此時發現已真的愛上晶晶。當珊和彬感情發展一日千里,彬突然性情大變,更要與珊分手,究竟彬有何難言之隱?俊最終又能否打敗亮與晶晶和好如初呢?