When a dance troupe is lured to an empty school, a bowl of drug-laced sangria causes their jubilant rehearsal to descend into a dark and explosive nightmare as they try to survive the night—and find who's responsible—before it's too late.

Birth and death are extraordinary experiences. Life is a fleeting pleasure.

When a dance troupe is lured to an empty school, a bowl of drug-laced sangria causes their jubilant rehearsal to descend into a dark and explosive nightmare as they try to survive the night—and find who's responsible—before it's too late.