A policeman in debt is contantly called by a woman working to collect his debt. When they meet by accident they attracted to each other, and does not realize they already have a hostile phone-relationhip.
       Detective Bang Keuk-Hyun (Lim Chang Jung) falls into debt after a loan he guaranteed for a friend becomes delinquent. Kim Mu-Ryeong (Uhm Ji-Won) works as a customer relation representative for a credit company. Her job is to go after debtor day and night. Detective Bang Keuk-Hyun is her next assignment. The few times that Det. Bang Keuk-Hyun anwer Mu-Ryeong's peristent calls he berates her with profanity. The two then meet at the police station without knowing each other's identity at firt...