Brent Parthet just wanted to be left alone. A deadly supercommando in the Southwind War, Brent had retired a hero to a wildlife preserve as far from civilization as possible to enjoy the simple life with his wife and young son. But when one of the Southwind, the massive, genetically-engineered slaves who'd rebelled against their human masters, shows up at Brent's door, asking for help from an old enemy, Brent will find out that the war isn't really over. And he may have been fighting for the wrong side.

When the digital and the dead intersect, Elliot finds himself caught in a cybernetic web of the past. Guided by ghosts with unfinished stories, a young genius battles to control the digital streams that anchor them to this world. Each line of code leads deeper into a labyrinth of deceit, ancient secrets, and spectral whispers. Born into an ancient and powerful family, Henry is committed by birth and blood to a role he refuses to accept.

Decades after a successful invasion of Earth and the Terran Democratic Empire by the Ryqril—hostile, leathery-skinned aliens—resistance fighter Allen Caine is training for an undercover mission. He will assume the identity of an aide to the senate—part of the government that colludes with the invaders.

Rejected scientist Alexander Hawke is down to his last chance. Brilliant but sheltered, every banker in New York has refused to finance his ideas. Enter the Russian—charming, dangerous, and offering an Antarctic expedition that promises answers to all of his questions. Now, Alexander stands at the edge of a bottomless chasm. With a helpful shove from his foreign benefactor, he plunges into adventure. Landing in darkness, Alexander finds a portal to destiny—weirder than New York, colder than Russia, and filled with the ruins of an empire that once spanned the galaxy.

Cast into a brutal military camp by his once loving master, Mateo feels like the last six wonderful years of his life have been a lie. With the mysteries surrounding him growing, Mateo knows that his only option is to become one of the supernaturally powerful Duelists and grow in power until he can take his fate into his own hands. That plan is thwarted from the beginning when he gets stuck with the lowest-ranked Root Card against his will, ensuring that his growth as a Duelist will always be excruciatingly slow.