
Chil-seong, an employee of a private loan company, captures debtor Bo-jin but messes up the job due to his desire for sex. He feels frustrated after being severely scolded by his manager, Dae-seong. However, he receives a secret call from Bo-jin, who has become intrigued by his sexual skills after their last encounter. Driven by her desire, a new meeting is arranged, and Chil-seong, along with Dae-seong, heads to meet Bo-jin, who is accompanied by her friend Bo-kyeong. Through Bo-jin and Bo-kyeong, they learn about another debtor, Hyeon-joo, and her group, leading them to set off for the harbor in pursuit of new debtors.