The staff meets up with a couple whose wife has big breasts. The wife asks to be filmed as she is excited by the idea of exposing herself with her husband. However, there is something strange about the woman... A hidden camera is set up to secretly record the couple's conversation, and it turns out that the husband is actually giving instructions to the wife. However, the woman doesn't seem completely opposed. The couple is excited by the act of exposing themselves. After having sex with another man, this perverted couple becomes engrossed in sex as if to overwrite the previous experience. (This is a resale of a work with some modifications from the original product code 1sun00003.)