Gayce, a no-nonsense young woman, sells "theta," a hallucinogenic drug, to help her friends' all-girl rock band get an audience. When Gayce's friends are brutally murdered, she must solve the mystery of the killings while also protecting herself from the killer. She unearths the links between theta and the murders - and learns a terrifying truth. That the world, in fact, her entire reality, is not what it appears to be.