Tress of the Emerald Sea

Tress of the Emerald Sea is an epic fantasy novel written by American author Brandon Sanderson. It is part of the Cosmere fictional universe and the first book of Sanderson's "Secret Projects" Kickstarter campaign. It was exclusively released on January 1, 2023, by Dragonsteel Entertainment to Kickstarter backers, released online as an ebook, epub, and pdf on January 10, 2023, and officially published on April 4, 2023, by Tor Books.