Jonny Baptiste is a reckless teen sent to live with her estranged Aunt Hildie. On the event of her eighteenth birthday, she experiences a radical metamorphosis: a family spell that redefines her called Forevering. When several teen girls go missing at her new school, a mythically feral Jonny goes after the Perpetrator.

Irene and Franklin York, a retired couple, have a secret: a Chamber buried in their backyard that miraculously leads to a strange, deserted planet. When an enigmatic young man arrives, the Yorks quiet existence is upended and the mysterious Chamber they thought they knew so well turns out to be much more than they could have ever imagined.