
About this season
London police officer DC Hana Li is escorting Dr Matthew Nolan back to Beijing where he has been accused of a crime. However, on board flight 357, she finds herself embroiled in an escalating conspiracy and a growing number of murders.
Episodes (6)

1. Episode 1
6.3Aired 1 January 2026 • 48 min
As the murder of a diplomatic courier leads DS Hana Li to London's US Embassy, MI5's Madeline Delaney receives a call about a bomb on the jet she is travelling on.

2. Episode 2
6.4Aired 2 January 2026 • 48 min
As Hana and Brody search for the killer, the embassy is put into lockdown but Fox remains one step ahead of them - meanwhile, a bomb is found on Delaney's jet.

3. Episode 3
6.5Aired 4 January 2026 • 48 min
When a second embassy guest is murdered, it's discovered that both victims were part of a panel that blamed the crash of the D-300 on Russia.

4. Episode 4
6.3Aired 5 January 2026 • 49 min
Hana finds a clue which changes everything, Delaney and Peterson try to defuse the bomb onboard the jet, and Banks and Jess uncover vital evidence.

5. Episode 5
7.1Aired 11 January 2026 • 48 min
Hana and Brody set a trap to catch Fox, Jess enlists surprising medical help to save Ruth's life, and the true architect of the conspiracy is finally revealed.

6. Episode 6
8.0Aired 12 January 2026 • 48 min
The true nature of the conspiracy is revealed as Hana and Brody overcome their personal demons and work with Delaney to deliver justice.