Susanna, an international student, works as a prostitute. Thanks to Jin-soo, a Korean college student, she briefly quit the life, but after they broke up, she returned to working for Janny. When Jin-soo reappears, Susanna wants to leave the profession, but Janny demands compensation. After paying everything off and enjoying a sweet life with Jin-soo, Janny shows up again. Clients who were swindled by Susanna have hired Janny to track her down. Instead of money, Janny demands Susanna's body. While Susanna is away, Janny seduces Jin-soo, and when an exhausted Susanna returns, she catches Jin-soo and Janny together.