Ano Ko no Kawari ni Suki na Dake - Episode 1

The plot of the hentai is about a complicated relationship in a family of a young married couple. After a rather short healthy family life, Minako-chan became pregnant and almost stopped satisfying her husband Akio-kun's sexual needs. Her mother Reina-san decides to take on the role of a sex partner for her very energetic son-in-law.