Policewoman Tai On-na realizes her latest boyfriend is again not the right guy. She keeps dreaming of SDU Prince Mung Hon-sam coming to her rescue. Some hostage incident takes place at a fast food shop. On-na also happens to get stranded inside. Hon-sam, who is somewhere outside, wants On-na to liaise with him. But On-na’s cowardice alerts the kidnappers. She also accidentally touches some bomb. Hon-sam looks down on On-na as he reckons she is mediocre police officer. But On-na has certain forte. Her years of experience in Records Office coupled with her attention to detail have enabled her to gain thorough understanding of personnel relations at the police station. Hon-sam is urgently requested to assist Superintendent Chan Sam-yuen in foiling some drug deal. Gangster Lau Tat-wah happens to show up to cause havoc. Tat-wah unwittingly helps Sam-yuen catch the drug dealers. On-na runs into Tat-wah at the police station. She somehow feels she knows him.