Natsuzuma

This is an anime adaptation of the Doujinshi of DOLL PLAY.

One day, Yumiko Goes to the beach with his son. However, the latter quickly feels lonely and sad since her husband who was to come with them, could not come because of her work. After a while, Yumiko Begins to sympathize with two young men on the beach, and they invite him to their home for a drink. As all three begin to drink, events quickly take an erotic turn.