A British man gets accused of a crime in Beijing, but he's sure he's been framed.

As tensions rise on-board, Hana is instructed by the Head of MI5 to investigate.

Nolan recounts the events in Beijing, and Hana continues to probe the events on-board.

Jess fears for her life when she becomes a target.

The truth emerges about events on-board forcing Hana to take drastic action.

Hana and Delaney hatch a daring plan, risking their lives to reveal the conspiracy.