生活在夏威夷的富家子陈立品（钟镇涛 饰）个性腼腆，情场始终不得意，于是请来香港的老朋友罗旦多（陈百祥 饰）实地指导。二人在海滩偶遇美女小猫（张曼玉 饰）、阿美（钟楚红 饰），试图搭话却铩羽而归。陈父令陈立品赴港调查下属公司账目，不料陈、罗二人发现小猫和阿美正是陈氏企业职员，陈立品为了查账和接近阿美，与罗旦多互换身份。罗旦多得以接近经理秘书小猫，并与贪污的经理陈皮后（曹查理 饰）虚与委蛇。另一方面陈立品以司机的身份渐渐获得了阿美的信任跟欣赏。担心贪污事发的陈皮后请来爱情女骗子袁飘飘（关之琳 饰），委托她骗取陈立品的感情……

Chen Li is the son of an enormously wealthy Hong Kong businessman and is vacationing in Hawaii, experiencing typical girl problems. His lothario friend Lolanto flies in from Hong Kong and is determined to find Chen Li a girl within a few days. After a series of hijinks, Chen Li and Lolanto are back in Hong Kong and investigating high-level embezzling in Chen's father's corporation. It also turns out that Kitty and May are employed there as well, with Kitty being the secretary of the supposed embezzler. Because Chen has been notoriously inconspicuous and no one knows what he looks like, he is able to assume to role of a limousine driver for Lolanto, who takes on the persona of Chen Li himself. While tracking down the corruption, Lolanto and Chen also are trying to win the hearts of the two women, but are they looking for true love or only money?