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Tracy felt pretty good when Tim had closed the door behind him. She couldn't believe the little shit and his skank girlfriend had been watching her and Gerome the previous night. Tim had probably run back home and jerked off afterward.

When they used to live together, she had caught him once or twice playing with himself. It had been a hoot. His face had gone red and he had screamed at her to get out of his room. Well, that's what happens when you don't lock your door, she thought. She hadn't lied about him having grown, his cock had felt good in her hand, and she wouldn't mind having it for real. Step-sister or not, she liked to fuck and if she wanted a guy she usually got him, like with Gerome for example.

She heard voices outside and realized her parents had come home. She checked herself in a mirror hanging in the hall and then put on her happy to see you smile. The entrance door opened and her mother walked in followed by Kelly.

"Hi Mom, hi Kelly, how was the run?"

"Hot like an o