Ayaka Muto's desire to do more perverted acts has increased through her AV experience. In her 5th work, she experiences real creampie with a man other than her husband. Even though she thinks it's not okay, she takes off her contraceptive device and puts her penis directly in her vagina. Her ultimate sense of immorality, which cannot be experienced when wearing a rubber band, further increases her pleasure, and even though it is ovulation day at her home, he wants to ejaculate inside her vagina.