Matthew Bannon, a poor art student living in New York City, finds a leather bag filled with diamonds during a chaotic attack at Grand Central Station. But he soon realises that he is being hunted, and that whoever is after him won't stop until they have reclaimed the diamonds and exacted maximum revenge.

Sitting in a dark, dank prison cell in Paris, serving a life sentence for murder, Abbie Elliot tries to piece together the story of how she came to be here. It all happened in Monte Carlo, where she was having the holiday of a lifetime with her three best friends away from their stifling lives, and husbands.

Millionaire Chaz Smith is mercilessly gunned down and Detective Lindsay Boxer discovers that the murder weapon is linked to the deaths of four of San Francisco's most untouchable criminals, and it was taken from an SFPD evidence locker. Anyone could be the killer, even her closest friends on the force.

All over the world, brutal animal attacks are crippling entire cities. Jackson Oz, a young biologist, watches the escalating events with an increasing sense of dread. When he witnesses a coordinated lion ambush in Africa, the enormity of the impending violence becomes terrifyingly clear.

Sometimes when the nightmare ends - the terror is only just beginning. For Hannah Shapiro, a beautiful young American student, this particular nightmare began eight years ago in Los Angeles, when Jack Morgan, owner of Private - the world's most exclusive detective agency - saved her from a horrific death.

New York's Lombardo's Steak House is famous for three reasons: the menu, the clientele, and now the gruesome murder of an infamous mob lawyer. Effortlessly, the assassin slips through the police's fingers, and his absence sparks a blaze of accusations about who ordered the hit.

Alex Cross and Bree's wedding plans are put on hold when Alex is called to the scene of the perfectly executed assassination of two of Washington D.C.'s most hated public figures. As more crooked politicians are picked off with similar long-range shots, public opinion is divided. Is the marksman a vigilante or a hero?

Gaby and her children haven't spent Christmas together since their father's death, but when she announces that she's getting married - and that the groom will remain a secret until the wedding day - she may finally be able to bring them home for the holidays.

July 2012: The Games have arrived in London and the stage is set for one of the greatest ever showcases of sporting excellence. When Sir Denton Marshall, a key member of the London Olympic organising committee, is found brutally murdered, Peter Knight, head of Private London, is called to the scene.

Mattie Engel is one of the rising stars at Private Berlin, and believes she's seen the worst of people in her previous life with the Berlin police force. That is until Chris, her colleague - and until recently, her fiance - is found dead, brutally murdered in an old slaughterhouse outside the city. The slaughterhouse is filled with bodies.