Book I · Available now
Sky City
A tiered city engineered to control water, light, and information. Beneath it, deep-time ecologies are still alive.
Amazon GoodreadsD.C. Barletta / Bibliography
Start with Sky City, continue into Fault Lines, and follow the side stories shaping the World of Tethys.
Book I · Available now
A tiered city engineered to control water, light, and information. Beneath it, deep-time ecologies are still alive.
Amazon GoodreadsBook II · In preparation
Geologic stress fractures old alliances. Fault Lines expands the ecological, political, and survival scale of the series.
Want release updates? Email with subject: "Fault Lines update".
Get release updatesGet the Tethys field guide + early Fault Lines chapters delivered to your inbox.
Reach out directly to join the early reader list.
hello@dcbarletta.comSide stories
A side-channel story exploring social stress and technical memory in the Tethys universe.
Side stories
A short work on sub-canopy ecology, root networks, and the biological inheritance hidden under the surface.
01 / The next chapter
Fault Lines is the second book in the World of Tethys series. Return to a world shaped by living ecologies, ancient seas, and the pressure of survival.
The cover, release date, and reading details will be announced here.
Begin with Book I
A city engineered to control water, light, and people. Beyond it, a living world still remembers how to breathe.
Discover Sky CityStay close to the story
Follow World of Tethys for films, book news, and the road to Fault Lines.