Mistress Medea knew that her boss had a thing for her so she turned that into an advantage as she mind fucked him. As she controlled him, she made him agree and believe that she needed a raise and he gave it to her that very day so that he did not reverse it later on. And she made sure there was paperwork involved so that her boss would not try to reverse it later on.
Mistress Medea has a hot body and she used it to tease this guy. And it is while she teased him that she was able to mind fuck him. The mistress went ahead to turn him into a pay slave after she had mind fucked him since she now had total control over him and she could do to him as she pleased. All the mistress wanted was his money.