As the other Synths hide out in the UK, Niska continues to live as a runaway in Berlin.
Pete and Karen find out that a unique Synth is being offered for sale at the black market.
Athena gets to the UK. Niska's level of consciousness begins.
Mia and Ed's relationship is in danger, and things look dark for Niska.
Mia is compelled to take severe actions. Pete finds the priceless Seraph that was taken.
After questioning Milo about his morals, Athena is taken aback when he shares his plan.
In order to protect Leo from Hester's influence, Mattie seeks Max's help. An unsettling message is sent to Toby.
Hester wants to get revenge on Leo. Joe reveals something startling to Laura.