A strangler known as the Kenbourne Killer has been murdering streetwalkers for 25 years. The police set out to track him down.

After some years of tension, Richard begins a sexual relationship with his sister Natalie. Now married, the relationship proves dangerously obsessional.

Fresh wounds are reopened when Jasmeet Bhamra, a cop and a single mother who recently lost her child in a shooting spree, transfers to High Wycombe and is assigned a case of a missing child.

As New York City is invaded by alien creatures who hunt by sound, a woman named Sam fights to survive with her cat.

The London branch of Whitney Paine, a major American investment bank, is in the midst of a crisis; after the loss of $100 million, one of their leading traders, Tony Eisner commits suicide by putting a slug through his head while seated at his place in the board room. Despite the high stakes, many of the firm's staff are eager to step into Tony's now-vacated shoes and get credit for saving the company. Daniel Pascoe, the leading trader at the firm, is convinced that he's first in line for the assignment, but the firm imports a new trader from America, Anna Schuman. Daniel is enraged and makes a point of trying to dig up as much dirt on Anna as he can, but things are going to take another turn.