On the first Christmas since her husband Tyler died, Amelia goes to the lab to revisit their research. After all, what could it hurt? One little leap into the past, just to touch an old memory. To see him one last time.

But time travel poses risks. And complications. It also holds more surprises than Amelia ever imagined.

Only time travel isn’t easy. Nor is it straightforward. And it holds more surprises than Amelia ever imagined.