Bo is a police woman with an IQ of 189 and also an expert in Martial Arts, hence she is a star of Hong Kong Police Department. Bo’s next dream is to marry long-time boyfriend of 7 years Peter. However Peter broke up with Bo as he fell in love with a young model. Devastated Bo became a mess. However when a new group of 4 young models, “Yogurt” started receiving death threats, Bo is sent in as an undercover agent with a personal agenda to find out Peter’s new girlfriend. Unexpectedly the son of the owner of the model management company, Dai Chi is attracted to Bo and starts to court her. Bo trying to solve the case while trying not to get her cover blown by matters of the heart.