(Y/n), the devil's little sister. She starts to work at the Casino after her dear brother, Satan gets beaten up by two mug children. She always loved the casino and is happy to work there. But once a certain cup and mug step into the casino once again, now eighteen, searching for a job, it will become even better for her. DISCLAIMER: I do NOT own Casino Cups or you. Casino cups is owned by BrightGoat on Tumblr and you own yourself.