After horse trainer and rancher Annie Carson visits a feedlot in eastern Washington, she is determined to save as many horses from slaughter as possible before hightailing it back home—until she discovers the sleazy owner seemingly trampled in his corral. With the fate of the feedlot herd in her hands, Annie must navigate unfamiliar territory while trying to track down a killer and solve an increasingly tangled mystery. But unfortunately for Annie, returning to the Olympic Peninsula alive will be trickier than she ever imagined.