The Perfect Potion (Grim's Hollow World)

Evie's life turns upside down when Miss Everlake enters her magic shop to purchase a love potion for one of her granddaughters. On top of the stress of making the perfect love potion, Evie also has to deal with the new stranger in Grim's Hollow. A ninth-generation witch, Evie has to try to handle a town magic competition, a stranger who seems to always know where she is, and a murderous incubus.