He began suck Avrora's fingers like a candy, wrapping his tongue around them and clapping contentedly. He moved his head up and down, her fingers playing with his tongue. “Okay,” Avrora said, “you're doing very well.” She was examining her brother's body. His cock was still standing and didn't look like he was going to do anything else. One of the benefits of youth. Then, with one hand still in his mouth, she mounted him without warning. Peter's cock pressed against her flat belly. Peter yelled in surprise.