The timelines are breaking. Can Alex and Titus fix theirs before it’s too late?

Alex and Titus are ready to celebrate their engagement, but when mysterious radio messages from an altered past surface, they’re thrown back to 1917 with a mission to stop an immortal bent on rewriting history. In South Carolina, they join the 30th Infantry Division—Old Hickory—where they must protect the soldiers and preserve the timeline. 

But as they uncover ancient secrets and face betrayals rooted in myth, it becomes clear that fixing the past could cost them everything. With time itself unraveling, Alex and Titus must race to uncover their enemy’s identity before the future they love disappears forever.