Agent 21

When Zak Darke's parents die in an unexplained mass murder he's left alone in the world. That is until he's sought out by a mysterious man: 'I work for a government agency,' the man tells him. 'You don't need to know which one.

Reloaded

In the year since Zak Darke was approached by a shadowy government agency to become Agent 21, his world has changed completely. But there is no time to reflect on this - the undercover operations go on. Zak is sent to a port in west Africa, a known terrorist stronghold, under the guise of working ona charity volunteer project.

Codebreaker

An unknown bomber is conducting a terror campaign in London. After an explosion on the tube leaves someone dead, Zak and his team are brought in to try and work out how this terror cell operates - but clues are scarce and they have no idea where, or when, the bomber will strike next.

Endgame

When his handlers are abducted by somebody with a serious personal vendetta against him, Zak has no choice but to go after them. And heading across the world to find them - into danger like he's never known - is something that, this time, he cannot do alone . . .

Deadfall

Zak Darke is sent on what seems like a straightforward surveillance op in South Africa but it soon turns into the toughest, most dangerous mission he has ever faced

Under Cover

Ricky is a street kid - sharp, quick and usually up to no good. When he tries to steal from the wrong people, he is saved by a mysterious man called Felix who makes Ricky a compelling offer: a flat and a hundred pounds a week. All he has to do is take lessons from Feli.