The lust that is connected by e-mail and the trap of the molester stretched over the Internet are exposed, the fourth installment of the popular Eros series starring Miyuki Shiraishi. A wife who begins to get bored with her relationship with her husband makes a friend called “Player” out of curiosity. However, this was also the beginning of the tragedy.

From the organized novel series, Takagi Niiro’s original novel is imaged. Erika is asked to work in the president’s office instead of her husband in hospital. Its purpose was to train her training and confidential documents that only her husband knew.

Miki married Shinji, the father of her best friend Sachiko, despite their age difference. However, Shinji's overseas transfer was decided, and since Sachiko had agreed to it, he suggested they live together, leaving Sachiko behind. That night, Miki witnessed Shinji embracing Sachiko's voluptuous body. But it was a passionate forbidden embrace between a man and a woman! Where will this complicated family situation ultimately lead?