Romantic Debtors

Detective Bang Keuk Hyun falls into debt after a loan he guaranteed for a friend becomes delinquent. Kim Mu Ryeong works as a customer relations representative for a credit company. Her job is to go after debtors day and night. Detective Bang Keuk Hyun is her next assignment. The few times that Det. Bang Keuk Hyun answers Mu Ryeong's persistent calls he berates her with profanity. The two then meet at the police station without knowing each other's identity at first... (Source: AsianWiki)