In this sixth and concluding book of the Tunnels series, the Styx and their cohorts of deadly Armagi have swept across England, leaving death and devastation in their wake. It seems nothing can stop them now. Only a miracle can save the day and, in the inner world at the centre of the earth, Will and Elliott might just have stumbled upon one as they uncover ancient secrets that are fundamental to al human and Styx life.

Caught behind the lines of Hitler's Final Solution, Saul Laski is one of the multitudes destined to die in the notorious Chelmno extermination camp. Until he rises to meet his fate and finds himself face to face with an evil far older, and far greater, than the Nazis themselves. Compelled by the encounter to survive at all costs, so begins a journey that for Saul will span decades and cross continents, plunging into the darkest corners of 20th century history to reveal a secret society of beings who may often exist behind the world's most horrible and violent events.

In 2061 a young scientist invents a time machine to fix a tragedy in his past. But his good intentions turn catastrophic when an early test reveals something unexpected: the end of the world. A desperate plan is formed: recruit three heroes, ordinary humans capable of extraordinary things, and change the future.

Allander Atlasia is an infamous psychopath whose heinous crimes have earned him a lifetime stay at the Tower, the world's most extreme maximum-security prison. But after a brilliant and brutal escape, the criminal mastermind begins a killing spree that is intensely personal. Jade Marlow is an ex-FBI profiler and tracker whose fearlessness is only surpassed by the severity of his own inner demons. With a record of irrational behavior and a genius for putting himself into the mind of a criminal predator, he may be the one man diabolical enough to catch Atlasia.

Fegan has been a "hard man" - an IRA killer in Northern Ireland. Now that peace has come, he is being haunted day and night by 12 ghosts: a mother and infant, a schoolboy, a butcher, an RUC constable, and seven other of his innocent victims. In order to appease them, he's going to have to kill the men who gave him orders. As he's working his way down the list, he encounters a woman who may offer him redemption; she has borne a child to an RUC officer and is an outsider too.

For career criminals Jack and Billy Thatcher, ripping off London's most notorious gangster seems like a sure fire way to kick off their retirement plans. Unfortunately they don't bank on their bosses' underworld connections going a lot deeper than expected. Now finding themselves on the run from undead monsters and chainsaw-wielding freaks, the Thatcher boys will have to employ every dirty trick they know if they want to live to see another dawn.

It looked like another ordinary day in Los Angeles. Then night came...Evil as old as the centuries has descended upon the City of Angels - it comes as a kiss from the terrifying but seductive immortals. Slowly at first, then by the legions, the ravenous undead choke Los Angeles with bloodthirsty determination - and the hordes of monstrous victims steadily mount each night.

The world is dead. The army of walking corpses have conquered all before them and only small pockets of humanity remain. As the cities slowly crumble, the survivors are facing their first winter in the new order while an immense horde of festering un-dead surrounds their walls, threatening their continued safety.

In Paris, an elderly man is assassinated as he takes his morning walk. In the war-torn cities of Syria, government forces wage a bloody war against their own people. The Russians are propping up the government, the French are backing one rebel fraction and the British are backing another. And in north Africa, young SAS trooper Jamie Truman is coming to the end of a gruelling tour of duty, or so he thinks. Jamie has a new mission.

The String Diaries opens with Hannah frantically driving through the night - her daughter asleep in the back, her husband bleeding out in the seat beside her. In the trunk of the car rests a cache of diaries dating back 200 years, tied and retied with strings through generations. The diaries carry the rules for survival that have been handed down from mother to daughter since the 19th century. But how can Hannah escape an enemy with the ability to look and sound like the people she loves?

See the girl. Leah Wilde is 24, a runaway on a black motorbike, hunting for answers while changing her identity with each new Central European town. See the man, having come of age in extraordinary suffering and tragedy in 19th-century Budapest; witness to horror, to love, to death, and the wrath of a true monster. Izsák still lives in the present day, impossibly middle-aged. He's driven not only to hunt this immortal evil but to find his daughter....

The Dead have conquered the Earth, devouring and destroying everything in their path as mankind is brought to the edge of extinction. After battling their way out of Baghdad, across the Middle East and into Europe, Marcus and what is left of his team are close to reaching their final objective. Now, they must continue their struggle against the hordes of rotting corpses that stand in their way as they travel the wasteland that had once been their home.

In 523 BC, the Persian pharaoh Cambyses dispatched an army across Egypt's western desert to destroy the oracle at Siwa. Legend has it that somewhere in the middle of the Great Dune Sea his army was overwhelmed by a sandstorm and lost forever. Two and a half millennia later, a mutilated corpse is washed up on the banks of the Nile at Luxor, an antiques dealer is savagely murdered in Cairo, and a British archaeologist is found dead at the ancient necropolis of Saqqara.

With the end of the war, the victorious Germans now occupy a defeated Great Britain. In London, decorated detective John Henry Rossett, now reporting to the Nazi victors, lies in a hospital bed recovering from gunshot wounds. Desperate to avoid blame over the events that led to the shooting, his boss, Ernst Kohler, covers up the incident. But when Koehler's wife and daughter are kidnapped by American spies, the terrified German turns to the only man he trusts to help him.

"Where has everyone gone?" That's the question 15-year-old Annabelle 'Birdy' Finch is asking. As a 100-year storm descends on Los Angeles, Birdy's not the only one looking for answers to the city's vanishing population. A wheelchair-bound Army veteran watches the world from his apartment window, and what he sees terrifies him. An LA detective has two missing patrol cops, a bloody crime scene, but no bodies. A desperate mother will stop at nothing in her search to find her missing daughter.