Your son is not a virgin.

Yuri has no children and lives happily with her husband Koki, who tends to open his house on business trips. One day, Akiko, the neighboring Miyashita family, asks, "We're going on a trip to Europe with our husband and wife." Yuuri envys the elegant Miyashita couple, but the other side opens up and proposes to take care of Takashi, the only son of the Miyashita family, at home... On the day, Takashi visits Yuuri's house. Yuri was excited by the fact that Takashi was told that he was a "virgin"...