Due to his job, her husband is almost always on a business trip, and Yarisaka, the wife, can only meet him a few times a month. Day by day, her sexual desire keeps building up. Because of this, she has a relationship with the neighbor's husband and spends every day indulging in sex. Her means of communication is email; there would be no evidence unless someone logs in to check. However, when she asked a man from the neighborhood to look at her malfunctioning PC, he unfortunately saw it…
