Sea of Silver Light by Tad Williams
Trade Paperback – DAW – Dec 2021 – 831 pages
A group of adventurers searching for a cure for comatose children find themselves trapped in a sequence of virtual worlds, the only opponents of a conspiracy of the rich to live forever in a dream. Now, they are forced to make an uneasy alliance with their only surviving former enemy against his treacherous sidekick Johnny Wulgaru, a serial killer with a chance to play God forever.
The fourth and final book in the Otherland series.