Max was murdered, but now he is mostly over it. Living on earth as a recent college graduate, he can still perfectly recall his past life on the fantasy world of Albion before that. He'd been hailed as the "Hero of the World" after crawling his way up from poverty, eventually enjoying great fame and luxury. But on mana-starved Earth, he's just a guy.

Elijah Hart is dying. Wracked by cancer and weakened by chemotherapy, all he wants is to spend what little time he has left with his sister and her family in Washington. But fate has other plans. When the mysterious World Tree extends its branches to Earth, Elijah's Seattle-bound flight crashes into the Pacific Ocean and a game-like system takes hold—reshaping humanity's future as well as his own destiny.

The System warned them. The world panicked. Alex prepared. In college for a degree he didn’t care about, the promise of the System creating a world where magic and challenge awaited—even at the risk of death—was the best news Alex possibly could have imagined. Yeah, Alex was ready for a new life. He wasn’t, however, ready for his only friend to shove him through a portal into hell the moment the apocalypse started.

April 3rd, 3:46 AM. Planet Earth merges with the magical world of Arcadia, and a system gives humanity a choice: 40 years of indentured servitude, or entering a tutorial as a user to fight against the chaos incursion. Will doesn't hesitate—but the system thanks him for stepping into the fight by throwing him into an impossible tutorial. With little chance of survival, Will has a simple response: “Screw it. Might as well fight fire with fire."

Zarian Darkrun, a Marine Corps Veteran, is tired of being a homeless reject and ends his earthly ties. He opens a portal in a busy mall and sends himself, some koi fish, and nine other Floridians into another world. Welcome to the Infinita Star System, a universe of epic fantasy and game-like magic.

Adam isn't isn't even given the chance to lick his wounds after a deep betrayal before a mysterious force pulls him into into a new, fantastical world. He doesn't mind much. Penniless, luckless, and aimless, Adam wasn't particularly fond of his old world anyway. Maybe this can be the fresh start he needs. First, he'll have to deal with being attacked by shadowy monsters, imprisoned by guardsmen, and pressed into service by the resident nobility. But unlike Earth...he's not entirely powerless.

Matt's in the prime of his life. So when his doctor tells him he only has months to live, he figures it's just really bad luck. But it's about to get a whole lot worse. When Matt's Earthly form finally expires, a truck-avatar system gives him the opportunity to become a hero on the paradise world of Gaia, a supposedly verdant, rich land teeming with plants and potential. What he finds instead is a place completely bereft of life. A literal dead planet. Thanks a lot, truck.

Freddy Stern, a twenty-one-year-old cashier, has lived a plain, albeit harsh life. Having been orphaned—twice—he's spent the last ten years working and staying out of trouble. His only aspiration is to save enough money to become an archhuman. His dream gets the jump on him when he barely survives a near-death encounter and finds himself in possession of 1% Lifesteal, a bizarre talent with numerous contradictions and just as many uses.

After being killed by a high-velocity tree-hug, Arlo is transported to a new world where those brave and talented enough to conquer ancient Delves are rewarded with incredible power and abilities. Unfortunately for Arlo, there is no tutorial. He is immediately forced to tackle a Delve set to the highest difficulty with a party of adventurers who are not only strangers to him, but strangers to each other as well.

Eric was as shocked as everyone else when the apocalypse struck, but unlike his mother's movie, there were no chosen heroes destined to fight the beast hordes now overrunning the planet. Just people trying desperately to survive. Yet there was a glimmer of hope that humanity could hold on to. A chosen few really could level up in this brave new world, and embrace magic, adventure, and the potential for limitless power!

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.

Alistair’s life is turned upside down when he is abruptly separated from his friends and family. As the universe slowly transforms and new laws take hold, everyone within his universe is cast into the trial—a crucible of survival and transformation. Before being set on his path, Alistair encounters a system avatar—a brief and enigmatic guide who offers little explanation, guidance, or aid before sending him and the rest of his universe into the unknown.

The Integration didn’t just change the Earthen Union—it tore it apart. Monsters, mayhem, and madness turned civilization into a battlefield. Yet, while the world crumbled under the weight of despair, David felt something unexpected: he felt at home. Even after being forced into the [Cleric] Class, David refused to yield. He adapted, turning his unwanted gifts into tools of both healing and destruction, forging himself into a battle-hardened healer unlike any before.

Ekavir is a hardworking lumberjack's son. It isn't his fault crows speak in eldritch voices when he walks through the forest, or that his blood-red eyes leave the village kids shaking in their shoes. He might be the latest incarnation of a dreaded god known as the Primordial, but he never asked for that. He doesn't even know. When knights arrive hunting for the Ender of Realms, Vir loses his idyllic life along with his chance to be anything else. To grow strong enough to survive, he'll have to become the Primordial.

The world ends in a slew of blue notification boxes, bringing with it a game-like existence including monsters and Classes. Now, John has to make his way from Kluane National Park in the Yukon to Whitehorse through monster infested forests. But, that's not enough; because he'll need to help rebuild civilization itself around the System, aliens and monsters. And, as always, humanity will be its own greatest enemy.