The team struggles to live 21st century lives as they’re faced with the prospect that their missions might be over for good.

Teetering on the brink of death, MacLaren slips in and out of his host's memories.

Trevor defies the Director while the team contends with Marcy’s inevitable death.

Philip makes an unexpected connection, Marcy helps David cope with his trauma, and MacLaren discovers a shocking truth that Kathryn has been hiding from him.

A deadly disease is spreading around the world, and the travelers must get to the bottom of where it came from and how to stop it before it's too late.

When the team meets Simon, a homeless man with a startling history, they’re led down a path that leads directly to the very first traveler.

Certain that his team erased his memory of the previous day, MacLaren retraces his steps in the case of a disturbed youth with a horrific future.