Juliet Dove, Queen of Love is a Magic Shop book written by Bruce Coville.
Juliet Dove, a middle school girl, gets lured into a shop and is given a magical and incredibly strong crystal amulet.
With the help of two rats that can talk, who are friends of the shop owner, she finds out the amulet was given to her by Eris, the goddess of chaos and discord.
Louise Brueggemann, of Booklist, reviewed the book saying, "Coville's easy style works well in a tale that has its share of both humor and heartache.
[1] B. Allison Gray, of School Library Journal, reviewed the book saying, "Coville capably interweaves mythological characters with realistic modern ones, keeping readers truly absorbed".