Julie and her friends plan a surprise birthday party for Alex, complete with a video and male exotic dancers. But it goes awry when Alex discovers her dislike of beefcake men. Later that night, her subconscious struggles through a horrific nightmare and takes her on a bizarre and surreal journey as she confronts the vengeful wrath of a supernatural thong. In the aftermath of the party, Alex wakes up to find her coffee table littered with Polaroids. As she looks through the pictures, piecing together last night's events, she realizes it was just a bad dream.