Bess has landed a job at the Razorâs Edge dance club, and sheâs invited Nancy to check it out. With a wild young crowd, crazy costumes, and a handsome DJ, itâs the kind of place where anything can happenâand soon does. When the lights go out and someone screams, no one knows what is happening. But as soon as the blackout is over, Nancy makes a shocking discovery: Bess has disappeared!