A Special Branch agent's cover is blown after a complaint identifies him as a police officer acting as a British Nationalist. Is he acting under orders or has he gone native?
When a respectable superintendent kills his wife, the CIB are called in to investigate what looks like a straightforward case. However, Clark is not so sure.
A black youth is shot dead, by a member of the Armed Response Unit, after botched robbery at an off-licence. With tensions running in the community a cassette starts circulating that implicates two officers sold the gun for drugs.
Government Minister Nicholas Shaw has a reputation of attacking the Met. When pictures of him frolicking with his secretary are leaked to the press Clark is brought into investigate his protection officer for corruption.
After a visit from Special Branch the tape of 'a certain Royal Conversation' goes missing from a journalist's desk. He police and/or MI5 are accused of the theft.
CIB review a shocking case involving a policewoman and two civilians who died in a bomb blast. Whilst convictions were made at the time, the evidence now looks questionable.
