A series of disappearances of female celebrities. Nana, a famous president of an IT company, has been living a busy life, never expecting that she would be involved in an incident. But tragedy suddenly strikes. On her way to work, Nana is strangled by someone and imprisoned in a cell where sunlight cannot reach. ``We want you to think of this place as a racehorse auction,'' the market owner explains, and Nana's shoulders slump at the hopeless reality. And on the day of the slave market...Nana's husband suddenly appears...