Bel and Freddie, who work as BBC reporters, are given the chance to escape from their boring jobs to run a topical weekly show instead. With only one of them being able to be the producer, and with Bel in pole position for the job, Freddie is not happy. After a debutante and a childhood friend end up asking him for help in investigating a murder, he ends up realising that the only way he can investigate it is to join the staff of The Hour.

It is now September 1956 and Hector's brilliant interview with Mr Hafiz has caused the fortunes of The Hour to pick up.. The team are invited to spend a weekend at Hector's in-laws. The attraction between Bel and Hector continues to grow and Hector finds it hard to deal with his growing feelings for her, despite Marnie's presence. The suspicion about Tom Kish continues to grow back at the office and Isaacs on the case. Bel is surprised by the sudden appearance of Angus McCain. As the weekend away continues Freddie's crossword continues to baffle him and he believes that there is a hidden code which is an important clue as to who killed both Peter and Ruth.