The Lazarus Project team sets out to break the cycle, while a guilt-ridden George is desperate to redeem himself as he embarks on an attempt to win back the trust of his colleagues and Sarah.
The team attempts to track down the time machine that had been used to transport Janet back to 2012, while an unexpected visitor from the past comes looking for George.
The Lazarus team gets closer to cracking the science behind time travel. However, what they don't know is that their mission isn't quite as straightforward as is making it out to be.
When the time machine doesn't work in the way they'd planned, George and the other members of the Lazarus mission are left stranded in the wrong year - but could somebody be conspiring against them?
While the Lazarus team is trying to find its way back to 2012, Janet is already there, hard at work with Dr Gray.
After successfully arriving in 2012, George and the Lazarus team face their biggest challenge yet as they attempt to rescue Janet and retrieve the time machine.
When a catastrophic event severely compromises the Lazarus team's plans, George and Sarah must work together to execute their mission and are forced to go head-to-head with an unyielding Wes.
Things come to a head as missions, agents, and issues from the past and present collide in one epic confrontation. George and the other Lazarus agents have just one chance to try and save their own while fixing the three- week loop once and for all.