Torchwood: Double Part 1

1970s London is a place of suspicion and murder. The assassination of an entire embassy comes to the attention of Torchwood. There's a global energy crisis. There's an alien invasion. Petrochemical companies are subject to hostile take overs by the mysterious Nessoil. Extremely hostile take overs. Roberta Craven was once a spy. Now she's broken. But she can still see the patterns in the world. And they're closing in around her.