Book 1

Cover of The Diabolic

The Diabolic by S.J. Kincaid

Published 1 November 2016

'Epic and electrifying' Maximum PopA Diabolic is ruthless. A Diabolic is powerful. A Diabolic has a single task: Kill in order to protect the person you've been created for. Nemesis is a Diabolic, a humanoid teenager created to protect a galactic senator's daughter, Sidonia. The two have grown up side by side, but are in no way sisters. Nemesis is expected to give her life for Sidonia, and she would do so gladly. She would also take as many lives as necessary to keep Sidonia safe.When the power...


Book 2

Cover of The Empress

The Empress by S.J. Kincaid

Published 31 October 2017

It's a new day in the Empire. Tyrus has ascended to the throne with Nemesis by his side and now they can find a new way forward - one where they don't have to hide or scheme or kill.But having power isn't the same thing as keeping it, and change isn't always welcome. The ruling class has held control over planets and systems for centuries and they are not going to give up their power willingly, especially not to a teenage Emperor and Nemesis, who they consider nothing more than a creature and ce...


Book 3

Cover of The Nemesis

The Nemesis by S.J. Kincaid

Published 25 August 2020

In the heart-pounding conclusion to the New York Times bestselling Diabolic series, the Empire teeters on the edge of destruction as rumors spread that Nemesis is still alive. Three years ago, Tyrus Domitrian shocked the galaxy by killing the woman he swore to love forever. The woman for whom he upended the Empire. The woman with whom he wanted to build a new and brighter future. Now, the once-idealistic heir apparent has become the cruel Emperor Tyrus, wielding his authority with an iron fis...


Books 1-3

Cover of The Diabolic Trilogy

The Diabolic Trilogy by S.J. Kincaid

Published 8 September 2020