Synopsis:
The body of a woman dressed as a princess is found by middle school kids. Booth asks Agent Payton Perotta to step in on the investigation on his behalf, due to his back injury. The team finds out the woman's identity with a little help from Colin Fisher. Turns out she was a promotional model from ImagiCon, a convention for fans of comic books, video games and sci-fi entertainment. Brennan and the team search through the ImagiCon convention in order to track down the killer. They soon realize that the victim owned a valuable piece of memorabilia that many would have killed for, making their investigation even more difficult.