It was supposed to be a myth. A cautionary tale meant to stir fear and superstition. But Cyos, the living nebula, is real—and it's here.

As panic spreads through the fragile UMO alliance, its Marck protectors—controlled by Crix—begin to fail without warning. Kerriah, driven by love and desperation, knows that the young Tolagon who stole her heart is dying somewhere deep within the Central Core. Now, with allies rallying to her cause, she prepares to attempt the impossible: his rescue.

But that’s not all that haunts her.

Her trusted friend and mentor, Plexo, vanishes shortly after completing reconstruction of the Gammac Corridor Zeta. The UMO destroyer Mertel, sent to investigate, disappears soon after, its last transmission—a distress call from Plexo’s homeworld, Eesolan—cut off without explanation.

And then the sky changes.

A blazing cloud of cobalt and gold ignites above them, and with it comes a storm of madness infecting the minds of entire populations. Something ancient and powerful has returned—and only one force might stand against it.

To stop the unraveling of her world, Kerriah must locate a hidden gateway to Gabor, unlock the secrets of the Laggorns, and face the darkness that even myths dared not name. Civilizations are collapsing, and reality itself begins to twist,

In the epic conclusion of the Tolagon series, destinies will collide, secrets will be unearthed, and not everyone will survive.

Learn more about the different species and locations in this story!