Flynne realizes the only way to save her family is to make Cherise believe she is dead while maintaining a way to fight back from the future.
To eliminate the threat of this data falling into the hands of the Klept, Cherise plans to blow up a missile silo in Flynne's timeline (2032), which would destroy Flynne and her entire town.
Deputy Tommy uses a sonic weapon to neutralize Sheriff Jackman and Corbell Pickett, though Corbell survives and is hospitalized. The "Reboot" Plan The Peripheral - Season 1Eps8
Flynne returns to her original timeline and has Conner shoot and kill her. This convinces Cherise that the data threat is gone, sparing the town from the silo explosion.
A final scene shows Lev Zubov meeting with several older, intimidating men (high-ranking Klept members). They order him to "deal with his loose ends" (the stubs and the RI conflict) or his entire family will be killed. If you'd like to dive deeper, I can explain: Flynne realizes the only way to save her
How the series differs from . Which part should we tackle first?
With Inspector Lowbeer's help, Flynne uses a secret portal to create a new "stub" (a parallel timeline). The "Reboot" Plan Flynne returns to her original
She destroys the coordinates (the golden watch) for this new stub so Cherise cannot track her there.