Delio. Phase Two: The most original AI novel of our time from one of the most downloaded authors in the UK

The most original AI audiobook of our time Washington Post, Wall Street Journal, Amazon & Audible bestselling author, RR Haywood. One of the most downloaded indie authors in the UK with over four million books sold and more than 35 Kindle bestsellers.

For nearly two days, every human on Earth has been frozen by Delio’s brutal Phase One. Sunstroke, rats, and rot are setting in. In London, Alfie and his fractured team must cross a collapsing UK to reach the European kill switch. In New York, Tripal races toward Site 26A, the only other way to stop the system.

But something is wrong. Phase One hasn’t progressed, and time is running out. What was meant to save humanity now risks destroying it. As Alfie and Tripal push deeper into chaos, nothing is what it seems. And with every step, a darker question rises: is Delio still in control?

From RR Haywood, the author of the worldwide bestselling Extracted, and The Code trilogies, and the phenomenal Undead Series - DELIO PHASE TWO continues this blockbuster adventure

© 2026 QUEST from W. F. Howes Ltd (Audiobook): 9781004231621

Release date

Audiobook: 5 March 2026