Conquering dungeons and using them to grow has long been the most efficient way to become a powerful adventurer. The only thing keeping the process from being easy is the Beasts that inhabit these places. Questions plague those entering this particular place of power: Where do the ‘rewards’ of weapons, armor, and heavy gold coins come from? Why is a fluffy bunny charging at me? For abyss-sake, why are there so many monsters? Cal has all of the answers to these age-old questions for a very simple reason. He is a Dungeon Core, a soul forced against his will into a magical stone.

The decision to start a new life is never an easy one, but for Joe the transition was far from figurative. Becoming a permanent addition to a game world, it doesn't take long to learn that people with his abilities are actively hunted. In fact, if the wrong people gained knowledge of what he was capable of, assassins would appear in droves.

"No killing Goblins." So reads the sign outside of The Wandering Inn, a small building run by a young woman named Erin Solstice. She serves pasta with sausage, blue fruit juice, and dead acid flies on request. And she comes from another world. Ours. It's a bad day when Erin finds herself transported to a fantastical world and nearly gets eaten by a Dragon. She doesn't belong in a place where monster attacks are a fact of life, and where Humans are one species among many. But she must adapt to her new life. Or die.

Matt plans to delve the rifts responsible for the monsters that destroyed his city and murdered his parents. But his dreams are crushed when his Tier One Talent is rated as detrimental, and no guild or group will take him.

Silas is inducted into the System, becoming the last in a long line of Earth's "forerunners." The rewards are great, but the danger is greater. We are not alone in the universe. The fate of five worlds hangs on how their forerunners perform. Will Silas have what it takes to win Earth a place in the multiverse? Or will Earth become another mining world stripped of all resources and left a barren husk floating in the cosmos?