Bex Henderson must fight to have the Hunting Party team reinstated so that they can catch the infamous "Boogeyman" killer, Ron Simms, who is currently at large and targeting women who are searching for love.

Bex races to catch Zack Lang, a class-obsessed serial killer who bludgeoned wealthy New Yorkers; when Bex notices a sharp contrast between his victims in the past and present, the team digs into Zack's unresolved trauma in order to stop him.