Kiera Cameron (Rachel Nichols), a Vancouver City Protective Services officer, is transported from the year 2077 to 2012 when eight ruthless terrorists, known as Liber8, attempt to escape execution through time travel.
With the help of 17 year old tech genius Alec Sadler (Erik Knudsen) and VPD officer Carlos Fonnegra (Victor Webster), Kiera must survive in our time period, and capture Liber8 before they can alter the course of history and change the future.
Alec’s mother is shot by a bullet meant for Julian while Dillon’s new Liber8 task force is put to the test when Kiera must decide how far she will go to stop Julian's murderous future.
Kiera investigates the mysterious disappearance of several deceased time travelers’ bodies while Alec is taken hostage by Garza on orders from his future self.
Kiera and Carlos discover that a Juror on Julian's trial has been compromised and must race to protect his family from a Liber8 plot. Alec is torn between telling the truth at his brother's trial or protecting his mother. Emily reveals she is more than just a pretty face.
Kiera must use her knowledge of the future to stop a serial killer while keeping a curious Carlos in the dark about the truth behind her uncanny insights.
Sam's Birthday puts Kiera on the path to an emotional meltdown which triggers an internal diagnostic within Kiera's CMR that forces her to deal with her loss or lose her tech abilities. Meanwhile, Kiera becomes the target of a department mole hunt, when Dillon is ousted and Escher installs Nora Masters as his puppet.