Based on the Kakao webtoon of the same name by Choi Hee-seon, the series is about people who are entangled in an unexpected ill-fated relationship and destroy each other while pursuing their own desires. Park Jae-young has heavy debts with a loan shark. He hires Korean Chinese coworker Jang Gil-ryong to kill his father, Park Dong-sik, in hopes of getting the life insurance payout.