
In the city of Orario, beneath an impossibly tall tower, lies the dungeon. Only adventurers who form partnerships with the gods themselves have any hope of defeating the monsters that lie within. But the dungeon is not the only place where monsters exist. Far from Orario, in the ruins of an ancient city, a new threat arises. To counter this threat, the goddess Artemis has come to Orario in search of a champion—but it’s not Ais Wallenstein (the legendary Sword Princess) nor Ottar (the strongest warrior to ever enter the dungeon) that she chooses. Rather it is Bell Cranel, a newbie adventurer partnered with a low-tier goddess.

A 34-year-old hikikomori is kicked out of his home by his family after the death of his parents. After his eviction, he saves a group of teenagers from being killed by a speeding truck, but loses his life in the process. When he comes to, he realizes he has been reborn as Rudeus Greyrat, in a world of swords and sorcery.

Lloyd is a novice adventurer whose dream is to discover “true strength” in the capital he’s always admired, despite growing up with neighbors who always considered him weak. The story starts with him departing from his hometown, which just so happens to be located right next to…one of the most dangerous dungeons in the world?!

In the medieval land of Driland, hunters explore ruins in search of treasures. Princess Mikoto dreams of one day becoming a hunter despite of her royal responsibility of one day assuming the throne of the country of Elua. Following the words of Bonny, an experienced hunter who is an inspiration to the future empress, Mikoto starts a journey with the desire to see the world and then come back to her homeland.

In Orario, fearless adventurers band together in search of fame and fortune within the underground labyrinth known as the Dungeon. But Bell Cranel, novice adventurer, has bigger plans than riches and glory; he fights monsters in the hope of having a fateful encounter with a girl. When this happens, it doesn't go exactly as he planned. Thus begins the story of an unlikely pair, a boy and a goddess, both trying to prove themselves, both eager to reach their goals.

"Objects" are powerful, massive weapons that change the course of warfare and are manned by Elite Object pilots. An odd Elite girl named Milinda meets Quenser, a student who aims to become a Object mechanic, with the soldier-in-training Heivia on a snowy battlefield.

1,000 years after Princess Mikoto's era, all hunters have been sealed into cards due to a certain incident in the past. Adventurous boy Hagan becomes the key to freeing these sealed hunters, and travels along with his friends to find these cards, sometimes facing treacherous battles.

Sword and magic rule in the continent of Kuna'ahn. In this continent are three powerful nations: the Holy Kingdom of Amoria, the Kingdom of Ishilfen, and the Kingdom of Vanrodis, which share a delicate balance of power. Should disaster befall any one of the three nations, war would spread throughout the continent. Also residing there is the feared "Evil Dragon" Daganzord, an unstoppable force that leaves nothing but scorched land and destruction wherever he goes. Hiiro's parents, Bairo and Kismitete, joined other sorcerers in a magic ritual ten years ago in an attempt to seal Daganzord, but failed when someone interfered. The ritual would later become known as the "Balbagoa Tragedy." After being rescued by Giruu, young Hiiro set out to learn swordsmanship so that he could avenge his parents.

The fantasy world of Aquafall is abound with water and greenery, and populated by dragons and fairies. Meteorites of evil creatures threaten all living things on the planet. The fairy Syrup assembles the Aquafall Defense Force, with three girls of the dragon clans as recruits. The story follows Syrup and the dragon girls Leviathan, Bahamut, and Jörmungandr as they work together to battle enemies and grow up.