Hot Family Spies

"Hey, Sis-wanna watch me jerk off?" Jason Patterson looked up and grinned. Jason was cute with bouncy tits and a luscious ass. Her teenaged brother, George, had just been admiring the girl's sexy body, and the sight had given the horny booming hard-on. He had stood up, intending to go up to his bedroom and beat his meat off in privacy, but then a sudden impulse had taken him and he asked his sister that question.
Seeing that Jason was not shocked or angry, but that she was smiling and looked interested, George shoved his pelvis out, thrusting his groin toward her. The front of his tight-fitting jeans bulged out with his stiff prick.