Jill, after having a relationship with an advertising photographer she met through Jina's introduction, discovers he had AIDS and asks Jina for revenge. Jina, also afflicted with AIDS, decides to take revenge through a mutual suicide and targets advertising photographer Park Mu-jung first. Park Mu-jung was delaying his marriage with his young lover Joo-hee due to differences in thinking, but they fight and break up over a nude model photo. Jina puts an aphrodisiac in Park Mu-jung's drink, who is in despair, and has a relationship with him through blatant seduction.