Grace Canten is a wolf shifter who has been hiding from her past for the last five years, and is happy with her life in McCall, Idaho with her pit bull, Dorian, for companionship. When the new guy working at the mechanic shop next door decides he's interested in her, she has to decide if she's ready to let go of who she use to be. Ramsey Gable is a wolf shifter as well, and takes Grace to meet his pack, the Plains pack, who has moved to McCall from Texas after losing their alpha male, also Ramsey's father, during an attack from the Sladaim wolf pack, the pack Grace is from and is hiding from. Grace finds out that her father is the one who killed Ramsey's father, and confesses her secret to Ramsey after he proposes marriage. They fight, and Grace runs again.Ramsey's mother, who is the female alpha, convinces her to come back, and Grace and Ramsey pick their romance back up, strengthened by their fight. They learn that the Sladaims are on the move, killing anyone in their way, and are heading straight for them. Grace decides that it times for the nearby weaker wolf shifter packs to work together and stop the Sladaims once in for all. She uses her story to gain the trust of four nearby packs, and they meet together to work as a team for the first time. Grace creates a system so that no pack has to fight alone again, and she and Ramsey become engaged and become the alphas of Plains pack and lead the five packs to victory.