Douglas is an adventurer who uses an axe as a weapon, a very serious and hard-working man who has lived an unrewarding life. One day... more>> he is betrayed by his teammates in the depths of a dungeon, and almost loses his life. In the midst of his despair, he finds an axe, a fearsome weapon with mythical power. After this great find, his life changes drastically from that day on. He becomes a man loved and adored by three beautiful girls. The forty year old adventurer begins a journey to become a hero to be envied by all. <<less

In the modern world, dungeons suddenly appeared, and about thirty years ago, individuals known as 'Seekers,' who are dungeon adaptors, began to emerge among people.... more>>

Muso Daichi, a high school graduate and single freeter, one morning realizes he has become a 'Seeker.' Seekers are individuals with unique abilities such as levels, stats, and skills.

Muso Daichi, on his bicycle, heads to a nearby dungeon and begins to explore it, facing trial and error. This is the story of a young man who gradually gains strength by increasing his level, acquiring skills, defeating monsters, and converting magic stones obtained from them into cash. <<less

Having graduated from the prestigious Witchcraft Institute at the top of his class, no job is out of reach for William Glenford. But William dreams... more>> of only one thing: adventures. <<less

Brett, a teacher at the Hero’s Academy, was once known as a brilliant and brave man in the past. One day, he is abruptly framed as an abusive teacher by Cyrus, an important figure in heroic society, and is exiled from the capital. When he arrives in a remote village by carriage, he finds a small, run down, nameless hut. Brett would soon come to learn that this unassuming hut is the Hero’s Academy for the village.... more>>

At this academy, Brett encounters three girls, who were dressed in rags and looked like abandoned cats, having experienced a series of misfortunes. He feeds them out of pity, saying he can’t leave such unfortunate children alone. When he feeds them, the three girls, who had been wary of him at first, start to take a liking to him. These girls are the heroes that Brett needs to raise, and they are all S-ranked children.

Brett, now a teacher at this remote heroic academy, teaches his students skills and magic, whilst going on adventures with them to exterminate demon kings. <<less

It has been about 30 years since dungeons were suddenly appeared in the modern world and Seekers, people who are adapted to dungeons, began to appear among the population.... more>>

One morning, Musou Daichi, a high school graduate and freelance worker, realizes that he has become a seeker. Seekers are people with unique abilities such as level, status, and skills.

Daichi bikes to a nearby dungeon and explores his first dungeon through trial and error. This is the story of a young man who gradually gains power while raising his level, acquiring skills, and cashing in the magical stones obtained by defeating monsters. <<less