A trio Rufus, a scientist; Wyatt, a soldier; and Lucy, a history professor travel through time to battle a master criminal out to alter human history in an attempt to prevent the destruction of the world as we all know it.

Season 2 picks up right where we left off with our heroes finding an unlikely ally in their quest to ruin Rittenhouse, the deadly organization with plans to change history and reshape reality - even though Lucy's family has been a part of Rittenhouse for centuries.