Roger and Miranda Sowell are brother and sister, and while close all their lives, it wasn't until they befriended an older woman that they were truly taught what love was. / (Reviews)
A story in the Home Schooling Series Della's home with her new daughter, Susan, and Don, father of both of them, invites his Aunt Grace to help out with the housekeeping, because his sister, Celia, is herself away giving birth to their son. Grace brings her son, Joplin, with her. He turns out to be Don's son also. Soon both men and both women are enjoying sexual relations with each other, and the consequences are just what you'd expect.
When Fawn's brother drops by one evening announcing that he and his wife are splitting up because of her cheating, Fawn and him get it on. When Fawn confronts the sister-in-law, they also get it on and they have a happy 3some. But when the brother and wife decide to get back together, Fawn is left out and she seeks to have her sexual needs taken care of by a taxi-cab driver.