The Sins of Wolves bikers prepare for the fight of their lives when special teams storm their coveted home at Safe Mountain. Unable to predict the outcome of a deadly war, Chuck and Robby lead several pack members to the front lines of a battle they cannot win.
Gifted shifters of an ancient breed, Robby and Rebecca are determined to fight for their mountain habitat and the Sins of Wolves. Together they join with Chuck and his mate in hopes of pulling out all the stops and overpowering their adversaries. Still, their efforts fall short of a true victory when one of their own is killed during the first strike. Safe Mountain soon becomes ground zero as the pack faces what is destined to unfold as the beginning of a catastrophic end.