Hot Girl Desperate to Pee

You're finally alone with her. She looks so cute in her uniform. She have a but-lug in her ass. She really desperate to pee. You tell her to strip her clothes off, one piece at a time. But after each piece, she need to drink some more water. She beg you to be allowed to pee but you keep telling her to keeps drinking water. Once she is fully nude, she take a make up brush to brush her peehole. Tease herself to make her really want to to pee. She leak some pee, but she must hold it back and try to stop it.