This couple needed to get money to pay rent for their flat and other debts.
That's why they decided to sell the girl to some rich stranger and earn cash for it. Beauty wasn't against of getting banged by some fresh piece of meat and get money for new clothes and jewelry for it. They found one really rich alien and offered him to bang the hottie. Guy wasn't against of it. Chick begins taking off clothes and lingerie slowly on his eyes giving man a chance of examining every inch of her perfect body.
Examine how her boyfriend is masturbating dick staring at how his GF gets fucked so hard by the stranger.