Iroha Morinaga, 38 years old, works as a marketing manager at a famous foreign company. She is a graceful woman who is highly regarded in the company due to her top performance. She married a colleague when she was 30, and it seems like she has a smooth life from the outside. However, after finding out about her husband's visits to a sex shop, she became angry and stopped being touched by him. Because she has strong sexual desire, she couldn't bear it anymore with just masturbation. Thinking, "If my husband cheats, I'll do it too," she decided to choose a twisted path for the first time in her life and decided to appear in AV.