School was out for the summer. Amber had graduated, 9th in her class. She had gotten enough scholarship money that, if she continued to live at home, she would have enough to pay for her tuition, books, and other fees at the local community college where Bobby and Billy were already enrolled.

In the two months since she and Bobby had first become intimate, Billy had become serious with his girlfriend and often stayed all night with her at her apartment. This afforded Bobby and Amber some privacy. They still had to be careful if their mother was home, but she rarely came upstairs at night.

While Bobby and Amber...