A young woman let's call her Cassie for now (could change later) is wanting to get rid of her virginity so she turns to her best friend. Cassie asks her friend if she can have sex with her brother. The friend says she can arrange that. Under one condition at least. Cassie has to let her friend prepare her for her brother. Cassie is confused at first. Then the friend says she has to play with Cassie's body like fingering, oral, and play with her boobs and other stuff. The friend says she's not a lesbian but does like both guys and girls. Cassie agrees to her friend's terms. After having sex with both her friend and her brother Cassie discovers she likes both guys and girls so she starts a relationship with both her friend and the brother.