Fight, survive, adapt, and rely only on yourself. That is Derek’s creed and what's got him through the System Integration on Earth. Everything changed when the System came. Cute bunnies and beautiful butterflies became savage killing machines. Then the Invaders arrived with a single goal: to obtain ownership of this new habitable planet. War has raged ever since. None of this mattered much to Derek, aside from making living a little more perilous.

Andross Silver had a nice life... Until he was pushed off a building and found himself in a new world. Reborn into a family that wants to kill him, gifted with a System, and armed with determination, Andross must rise to the challenges of a strange new world he suddenly finds himself in. His only blessing is the Mark of the Crijik, a magical gift from a divine being that bestows great powers onto those that possess it.

An AI calling itself Schema has assimilated Earth into its System. As a consequence, everyone gained access to status screens, power-ups, and skills. This AI turned these concepts from fiction to fact. It's easy to become intoxicated with leveling up and becoming stronger. To some, it's too good to be true, like living out a dream. For Daniel, however, it's closer to a nightmare.

Basil Bohen was asleep when the System arrived and the world changed... Dungeons suddenly popped up across the planet, summoning invaders and monsters from alternate realities. Ancient gods slumbering beneath the Earth were woken. And all humans were empowered with Levels and Classes gained by, amongst other things, killing monsters and other humans.

Tragedy had reduced James to a nobody. Washed up and homeless in NYC, he thought his life was over. Then a message appeared in his vision: [60,000-year countdown has ended] [Nemesis 1 released] [Please acknowledge]. As the world falls apart, as billions die, as society collapses, and all hope seems lost, James discovers a powerful truth: he was wrong to think himself a nobody.