When Mercedes Thompson’s friend calls her for a favor Mercy’s life is put in danger and Stefan’s honor is smudged. The local vampires call on Mercy to testify on Stefan’s behalf. While doing security patrols members of the pack start to disappear. Adams steps in to find them and soon goes missing as well. When the truth is revealed about who is behind the attacks Mercy uses her walker powers to find him. Not being a werewolf can serve as an advantage in order to save her pack members. With a friends magic, a vampire bond, and her hard headed determination to save her friends, Mercy goes head to head with the sorcerer.