Flynne Fisher is a brilliant gamer who works a dead end job to support her brother and ailing mother.

Mercenaries raid the family home; Flynne returns to the headset and learns it is not a game, but a time machine that goes 70 years into the future.

Flynne helps Lev and Wilf search for Aelita. She learns from the Londoners from the future that Corbell Pickett is a possible new threat to her family. Burton decides to take matters into her own hands.

Flynne's health takes a turn; Wilf visits Flynne in Clanton, deepening their relationship; Flynne learns the truth about her future.

A hitman named Bob is hired by the Research Institute to murder the Fishers; Flynne receives a brain scan and finds out what's causing her seizures; Bob attacks Flynne and Billy Ann gets caught in the crossfire.

A flashback shows how Conner lost his limbs; inspector Ainsley Lowbeer of the Met Police looks into the attack at Aelita's hideout and demands to meet Lev's peripherals.