Yuko (pseudonym), a 28-year-old married woman, has been married for three years now. Due to the trauma of being sexually bullied by a group of male classmates when she was a student, she became afraid of men and married her husband while still a virgin. - did. - Until then, I had never even masturbated, and I had lived my life thinking that sex was something that was only allowed between me and my husband. - Having lived her life as far away from sex as possible, she had no knowledge of night life. - She always obediently accepted what her husband asked her to do. - However, after we got married, I realized that my husband was not a normal person. - The demands gradually escalated, and before we knew it, it was no longer a normal married life. - And now, Yuko, who has been completely trained as a masochist, spends her days being loaned out to other men as a slave. - The night before the rental training, they are always locked in a cage naked and ordered to go into heat like a female dog with lewd fantasies...