"𝘠𝘰𝘶 𝘥𝘰𝘯'𝘵 𝘭𝘰𝘰𝘬 𝘧𝘰𝘳 𝘢 𝘱𝘦𝘳𝘧𝘦𝘤𝘵 𝘱𝘦𝘳𝘴𝘰𝘯. 𝘠𝘰𝘶 𝘭𝘰𝘰𝘬 𝘧𝘰𝘳 𝘴𝘰𝘮𝘦𝘰𝘯𝘦 𝘸𝘩𝘰'𝘴 𝘱𝘦𝘳𝘧𝘦𝘤𝘵 𝘧𝘰𝘳 𝘢𝘭𝘭 𝘵𝘩𝘦 𝘳𝘪𝘴𝘬𝘴, 𝘢𝘭𝘭 𝘵𝘩𝘦 𝘱𝘢𝘪𝘯, 𝘣𝘦𝘤𝘢𝘶𝘴𝘦 𝘵𝘩𝘦𝘺 𝘢𝘳𝘦 𝘸𝘰𝘳𝘵𝘩 𝘪𝘵." _ Kim Minjeong has always been the 'side character'. Always at the corner whenever her best friend, Uchinaga Aeri, gets the things in life that she doesn't really care about. But everything started to change when Aeri decided to pursue Yu Jimin, Minjeong's secret crush.

Winter is the best debt collector in the business. She was ruthless, efficient and completely immune to sob stories until she meets Karina, a runaway heiress who faked her own kidnapping to escape an arranged marriage... and somehow ended up owing Winter's agency a massive debt. Karina has one rule: never get caught. But when Winter finally tracks her down, she makes a last-ditch wildly reckless proposal-??