The story begins in a medieval world where the protagonist, a transmuter, is part of a group of warriors who explore a labyrinth to defeat monsters. However, he is the weakest of the group and is often despised by his companions. After being betrayed and left for dead, the protagonist is forced to survive on his own and eventually meets a powerful vampire girl who is sealed in the deepest level of the dungeon.
Together, they form a bond and continue to explore the labyrinth, fighting against powerful monsters and acquiring new abilities. Along the way, they meet other characters, including a rabbit girl who has the ability to predict the future and a dragon girl who is the last survivor of her clan.
As the story progresses, the protagonist becomes stronger and more aggressive, seeking revenge against those who wronged him. He also meets a mermaid girl who is being hunted by slavers and decides to help her. The protagonist and his companions eventually leave the labyrinth and enter a new world, where they face new challenges and enemies.
The story concludes with the protagonist reuniting with his former companions, who are now in a desperate situation, and saving them from certain death. The anime ends with the protagonist and his companions parting ways, but not before they share a heartfelt moment. The video ends with the creator of the summary expressing their love for the anime and asking viewers to share their opinions and thoughts.
Here are the key facts from the text:
1. The story begins in a medieval world where the protagonist, a transmuter, is part of a group of warriors who go down a labyrinth to defeat monsters.
2. The protagonist is the weakest of the group and is often despised by his companions.
3. During a mission, the protagonist is betrayed by one of his companions and falls to the depths of the dungeon.
4. He meets a blonde girl who is sealed in an altar and claims to be from a lineage of powerful vampires.
5. The protagonist saves the girl and she joins him on his journey.
6. They continue to fight monsters and level up, acquiring new skills and abilities.
7. The protagonist becomes more aggressive and powerful, and they eventually reach the last level of the labyrinth.
8. They meet a group of adventurers who ask for their help in rescuing a count's son.
9. The protagonist and his companions fight a dragon and defeat it, and the dragon turns out to be a human from the dragon clan.
10. They meet a merfolk girl who is being chased by a dinosaur and save her.
11. The protagonist and his companions go to a restaurant and meet the protagonist's old teacher and former classmates.
12. They are shocked by the protagonist's new appearance and abilities.
13. The protagonist and his companions fight a group of slave traders and save the merfolk girl.
14. They go to the protagonist's hometown and deliver a letter to the leader of the adventurers.
15. The protagonist's former companions are in trouble in the labyrinth, and the protagonist goes to save them.
16. He defeats the monsters and saves his companions, and they are reunited.
17. The anime ends with the protagonist and his companions going their separate ways.
18. There is no second season of the anime announced.
19. The protagonist ends up with one of the girls from the harem, who is his type.