Eysin ACE is an ethno-futuristic science fiction series by Silvi Simberg,. Blending elements of folklore, advanced alien technology, and radical naval warfare. Set 300 years in the future, the series unfolds around the turbulent Baltic Sea and Siberia. War brews and humanity grapples with the implications of alien discoveries.

Eysin ACE 301: Not Quite the Gladiator

This first installment follows Eysin, a resilient stray who, after a fateful accident in Reval, finds herself swept into the ranks of Oeselian EESO—the Baltic Sea’s most formidable security guild. With a mix of curiosity and grit, Eysin learns to wield the enigmatic Eesian alien technology, navigating its possibilities and dangers. Along the way, she builds alliances, faces betrayals, and confronts the delicate balance between risk, innovation, and human connection. At its core, this story explores how technology shapes people, decisions, and the fragile structures of society.

Read here: https://oathfeed.com/eysin-ace-301-not-quite-the-gladiator/

Eysin ACE 303: Uncharted Consequences of Borrowed Desire

In this upcoming sequel, Eysin and Arkion embark on an unplanned, contemplative honeymoon during an Autumn Lockdown. Their journey pulls them into the heart of naval warfare near the monumental superstructure known as the “Tree of Lif.” Meanwhile, Reval collapses into a bloody revolution, and the Navigator Guild falls under the crushing forces of EESO’s rival, “The Black Rain.” As tensions escalate and alliances crumble, Eysin must navigate chaos on both personal and global scales.

The second book, Eysin ACE 303, is currently in progress and slated for release in December 2025. Follow up on the progress at x.