Old man Yamada is shocked to learn that his old friend has a mistress.Decided to call the delivery health for the first time in his life.What appeared there was a huge breasts black gal "Ruka".Old man Yamada, whose tension rises in his young body.He forcibly presses for the actual performance, but falls asleep because he broke in the middle.Worried at a later date, she goes to her Yamada's house and revives her dying old man Yamada with a blow technique.