Your parents and their business partner die in a terrible accident. You and his daughter don't have the money to keep the business going. Your parents bought expensive medical equipment for their laboratory, and now you can't pay for it. The money came from the Stern Group. You meet the CEO of the Stern Group, Mr.s von Stern. She says if you’re willing to serve as her household staff, she will forgive the debt. The only condition is that you must show total obedience to her at all times. You already know this is going to get out of hand fast.