Jake is working at the neighborhood market under his apartment when the world ends. He expected nuclear war, a computer virus, or even climate change burning everyone to a crisp to bring about the downfall of civilization. But cruel and arbitrary gods from another world? Who would have guessed that? When these cruel gods shuffled Earth like a deck of cards, nothing was in the same place anymore. Monsters, dungeons, and magical items appear scattered across the globe. And suddenly, everyone has access to a new, strange magical card system that gives them magical powers.

Jay Luckrun has many interests: street dancing, anime, action movies, comedy, and dashing across rooftops to the point where his bullies nicknamed him Rooftop Weirdo. After struggling to confront his untouchable high school crush at her seventeenth birthday party, Jay adds another interest to his list—Dungeon Crawling in the face of the apocalypse. Jay meets a divine creature who chooses him to become a Champion. Someone with a leveling System, stats, skills, access to other dimensions containing dungeons filled with supernatural loot, and magical powers that’ll alter reality as they know it.

Due to unusual circumstances, Randidly starts in an isolated dungeon far beyond his level, forced to rely on the mysterious Traveler Shal in order to learn and survive with the dangerous new status quo for his world. But survive he does, only to leave the dungeon and discover that while he experienced several hellish months in the dungeon, only half a day passed on Earth. Randidly's capabilities are now more than enough to help build a small enclave of survivors, but that doesn't mean balancing his sense of responsibility against the plots of an unfriendly town will be easy.

Erik West is an ex-combat medic. He and his best friend, marine recon sniper Jimmy "Rugrat" Rodriguez, have been thrown into another world. They've become one of the "cursed". Now they have to figure out this fantasy world, where cultivation, skills, and abilities must be grown...or death awaits.

Think you've had a bad day at work? Marcus definitely takes the cake. First, he had a horrible customer during his shift. Then he got fired by his boss. And after that, he got shot to death during a robbery. To top it all off, he awakened within the body of a weak and strange creature in a fantasy world full of deadly monsters. And that's just Monday!