Chiharu Miyazawa is struggling with a sexless marriage and expresses her dissatisfaction. Despite her demure appearance, she is troubled by unfulfilled sexual desires. She opens up about secretly masturbating and even confesses to previously purchasing adult toys in private, though she found them insufficient and now craves real intercourse. For her, having sex with someone other than her husband is a first-time experience, and the scene captures her nervous yet indulgent taste of illicit pleasure on the bed.
Ninomiya Momo is a married woman known as an erotic novelist, basing her stories on past romantic and sexual experiences. For her next work, she has decided to write about a love affair with an adult film actor. To gain firsthand experience, she chooses to appear in an adult video herself. The reason? She genuinely loves sex and has long kept a diary-like record of her sexual encounters, even before becoming a novelist. Her passion deeply influences the world of her fiction.