Eighteen-year-old Evee Salazar undergoes an out-of-body experience! She’s feeling the stress of senior year and butting heads with her mom. Worse, Evee secretly falls for Mark Perrino, the new guy in her friend group, even though she suspects he’s stalking her. <br> <br>To slow Evee's roll, her mom sends her to sit with Gramma Cynthia on Friday evenings at an assisted living residence. Sounds like an easy task, but Gramma, who’s descended from a long line of witches, decides to switch bodies with Evee on three separate evenings. Goaded by a mysterious friend, Gramma brews up this temporary body-switching remedy to increase her granddaughter’s gratitude. But it only leaves Evee fuming. <br> <br>Gramma’s body-switching plans lead to mayhem, but the madness doesn't end there. Evee discovers somebody else with malevolent intentions is casting spells behind the scenes. This shadowy figure has stolen Gramma’s dark-magic spell book. And if Evee can’t figure out who it is, they may destroy her life. <br>