Anonymous

Days after winning OASIS Founder James Halliday's contest, Wade Watts makes a discovery that changes everything. Hidden within Halliday's vaults, waiting for his heir to find, lies a technological advancement that will once again change the world and make the OASIS a thousand times more wondrous - and addictive - than even Wade dreamed possible. With it comes a new riddle and a new quest - a last Easter egg from Halliday, hinting at a mysterious prize. And an unexpected, impossibly powerful and dangerous new rival awaits, one who'll kill millions to get what he wants.

It's 2553. Welcome to humanity’s new war: silent, high-stakes, and unseen. This is a life-or-death mission for the Office of Naval Intelligence’s black-ops team, Kilo-Five, which is tasked with preventing the ruthless Sangheili, once the military leaders of the alien alliance known as the Covenant, from regrouping and threatening humankind again. What began as a routine dirty-tricks operation - keeping the Sangheili occupied with their own insurrection - turns into a desperate bid to extract one member of Kilo-Five from the seething heart of a brutal civil war.

The gates to hell are open, and something beckons.... The last of Earth's magicians are living in fear. A Cenobite Hell Priest known as Pinhead is killing them off, gorging on their knowledge to enhance his own magical powers as part of a quest to takeover hell. Meanwhile Private Investigator Harry D'Amour is fulfilling the final wishes of the dead, who communicate with his business associate, the blind medium Norma Paine.

October 2559. It has been a year since the renegade artificial intelligence Cortana issued a galaxy-wide ultimatum, subjecting many worlds to martial law under the indomitable grip of her Forerunner weapons. Outside her view, the members of Blue Team - John-117, the Master Chief; Fred-104; Kelly-087; and Linda-058 - are assigned from the UNSC Infinity to make a covert insertion onto the ravaged planet Reach.