Seventeen-year-old Harper Hart arrives at the Lutwidge Wellness Center to get help for crippling insomnia caused by the death of her twin sister. But Dr. Carter's experimental dream tech unlocks something evil in Harper's subconscious.
Harper discovers she can dream-jump, and winds up being chased by vicious aliens through the high school hallways of Alfie's dream. The Blossom glitches intensify.
Experimenting with her new dream-jumping ability lands Harper in hot water. Stuck in Esme's tortuous quinceañera, she'll have to face off against mean girl marionettes and a ravenous monster if she wants to survive.
Harper tumbles down the rabbit hole and into the dark woods of Julia's subconscious. Will she be able to distinguish between what's real and what's not before falling victim to The Smiling Man?
Pushing her abilities to their limit, Harper drags other Lutwidge patients into her own painful memories. Will Alfie pay the ultimate price for Harper's mistakes?
The Lutwidge Center patients search for Alfie's lost soul, but what dark secrets will they dig up in the process? Harper finds her way back to the Blossom Graveyard - can she figure out what answers are hidden in The Caretaker's riddles?
Secrets of Callie's death are revealed. Finn takes Harper on an unsanctioned trip off-campus. Julia's repressed memories are the keys to unlocking the truth.
The Knights huddle up in Chris's football nightmare in an attempt to shut down the Monster for good. But when Chris can't go lucid, will The Wolves consume them all?