Synopsis: debt-my-shining-lover

An affair between her long-time lover and her best friend. Lee Bom loses both love and friendship in an instant due to their betrayal. Just as the 50 million won her ex-boyfriend borrowed vanishes into thin air, a mysterious man named Baek Do-hyuk appears. 'People eventually look back when what they lost starts to look more brilliant.' Baek Do-hyuk proposes a plan: win back her ex Park Woo-sung's heart to reclaim her money. Thus begins a precarious fake relationship. But from the very beginning, did this relationship have a hidden agenda...?