end." Yang got even hotter, as if it were possible, at the idea of being able to pleasure her mistress.

"But there's a catch," as Yang stopped her menstrations to let her mistress speak. "You are not allowed to cum, at least not right now." Ruby made sure to get as close to Yang as she could, and managed to just barely whisper into her ear, "but if you do a good job, and make me scream, then maybe I'll be nice today and give you permission to cum too."

As soon as Ruby finished speaking, Yang bucked her hips as fast as she possibly could. Her mistress gave her a task, and she'd be damned if she ruined her only purpose left for her life: pleasing her mistress. Andshe certainly didn't disappoint, Ruby already starting to moan louder after not even a minute of the reverse fucking Yang was giving her.

"Stop!" Yang immediately halted, immediately worrying that she had disappointed her mistress again. When she felt the dildo being ripped out of her ass her fears only gained more ground. That is until Ruby then shoved it just as deep into Yang's pussy and took a role on top of her.

"I've changed my mind. After all, if anyone's gonna be fucking anyone else here, then it's going to be me!" On that note Ruby started bucking her hips into her sister, fucking her as hard as she could for all she was worth. Yang in the meanwhile only moaned louder and harder, taking the changed roles