Daniel Chenery

After giving up her job as a librarian to care for her husband’s elderly family, Jess’ world falls apart when he leaves her for a younger woman.

Tense drama series about the different challenges faced by the British Security Service as they work against the clock to safeguard the nation. The title is a popular colloquialism for spies, and the series follows the work of a group of MI5 officers based at the service's Thames House headquarters, in a highly secure suite of offices known as The Grid.