Barbara Gordon (better known as Batgirl) has been invited to the biggest Halloween bash of the year. Unfortunately, she already agreed to spend the night wtih Robin, her younger crime-fighting partner. Instread of arguing with her mentor, Batman, Barbara decides to just bring Robin along. But when the arrive at the party, and one of the host's prized Halloween artifacts goes missing, it's up to Batgirl and Robin to figure out which guest is the cat burgler!
