Blaire Johnson, the rich girlfriend, finds herself in an uncomfortable situation when her boyfriend's family turns out to be anything but conventional. Spencer Scott, her stepmom, and Tyler Cruise, her stepbrother, have a unique arrangement - the family is free to use Blaire sexually whenever they please. Blaire squirms and blushes, her face a picture of discomfort, as Spencer and Tyler openly discuss their plans to fuck her. Despite her initial reservations, Blaire finds herself drawn into their web of sexual debauchery, her body responding to their advances.