On July 15, the Ghost Gate opens and spirits wander the world. Taoist master Uncle Chiu prepares rituals, but his disciple Wanchai sneaks off to a ghost play and is charmed by the wandering spirit Li. Charleston goes to save him, but also falls for her, and together they unleash the ghosts. To set things right, Uncle Chiu calls on his colleague, Master Kin, but trouble grows when Wanchai and Charleston accidentally kill Kin’s corrupt disciple, who turns out to be his secret son. Kin resurrects him as a bloodsucking vampire to seek revenge.

Story 1: A superstitious girl who would only marry her 29th boyfriend. The 29th boyfriend is impotent. Story 2: A promisurous girl whose husband is in jail comes home one day. Story 3: A lesbian refusing to become straight Story 4: A beautiful woman who only likes men that belong to others for the challenge. Until she falls in love.

做文职女警是丽（吴家丽）一向的理想，皆因她是位不修篇幅，绝对师奶形的女人，她只担心街市行情，至于罪恶数字则好少理。一日，惊闻警方要求女警也得佩枪出更，丽顿起辞职念头，但经过一轮家庭会议后，一向对老公唯命是从的丽，最后只好硬着头皮加入训练营。
训练课异常刻苦，玲（周嘉玲）是表现最突出的一位，深受教官龙（张耀扬）赞赏。训练完毕，丽、玲恰被配成一对，但二人经常发生龃龉。而警方为剿灭黑社会头子达（吴孟达），最后派丽作卧底，以律师身份混入贩罪集团搜集证据。当丽获得重要证据交给警方时，达亦查得她的真正身份，欲置她于死地，正当危急之际……