Eve Matheson

The internal e-mail system goes down as Hugh is trying to send an expletive-littered missive to Glenn about their dislike of educational adviser Roy Smedley. He ends up using his colleague's web-based address - and accidentally forwards it to an eight-year-old girl.

The Prime Minister has resigned six months too early and all hell has broken loose at Number 10. Malcolm Tucker's political career hangs in the balance. He has just seventeen hours to spin himself back into power, and it's going to be the longest night of his life.

A spate of burglaries results in a young woman being hospitalised, Greengrass and Bernie try their hand at modern art, and Nick and Jo come to a big decision about their future.

Tension on the tube network threatens to boil over, and security is stepped up. The accidental verdict in the first death is called into question and the witnesses are brought in for interview. Amongst them is Lana Sutherland, a young hotel worker who has taken in a homeless man, Owen. DI Nelson lets Lana slip through the net before he realises she may be harbouring a dangerous killer. Nikki helps Nelson unearth the mystery of his father's death, allowing him to confront and resolve the childhood memories that haunt him. He refocuses on the case and, with Jack and Nikki, discovers the missing key that links the victims.