Season 2 Episode 7: Northolt

"Just when fugitive former QIA Agent Sarah Cunnington thought that she was done with incriminating herself, she finds herself having to go on one more mission to protect the people she cares about. Meanwhile, the London Field Team are tasked with escorting Marcos to a private airstrip so he can be extradited to Geneva – but there are other people who have taken an interest in him too…"