The Contracted Relationship Under The Mask

For her seriously ill brother, Selena puts on a mask and becomes the most popular stripper in a strip club, "Toxic".
She is so charming and mysterious that an aristocrat even bids $100,000 to her to do a private dance lap dance for his lovelorn brother Damon.
It’s just a deal for her, special and expensive though. But he actually wants to keep her with a long-term contract, while gradually her feelings for Damon have changed silently. Where will this contracted relationship go?