Young girl and her petite sister bet on having sex with her uncle

Two young girls, a petite sister and her voluptuous older sister, decide to take a big risk and bet on having sex with their uncle. The petite sister, who is insecure about her body, is convinced that her sister's big ass will win the bet. But the older sister, who knows how much their uncle enjoys anal sex, is confident but also worried that she might disappoint her sister. The scene starts with the two sisters, who are both 18 years old, talking about their plan to seduce their uncle. They are both nervous but excited at the same time. The older sister, with her big boobs and curvy body, starts to tease her petite sister with a seductive dance. The petit.