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.

When Ellen's boyfriend starts an affair with a florist, she embarks on a mission of revenge. After destroying all the flowers in the girl's shop, Ellen ends up in court. Undiscouraged, she contacts the eccentric and mysterious Patrick. He and his team of avengers exact revenge through any means, fair or foul. The only condition of receiving his help is to join the team of avengers.

Greed, revenge, world dominance and high-tech terrorism – it's all in a day's work for Bond, who's on a mission to protect a beautiful oil heiress from a notorious terrorist. In a race against time that culminates in a dramatic submarine showdown, Bond works to defuse the international power struggle that has the world's oil supply hanging in the balance.