There was even a record on how to recognize a random transport magic formation over other types.
In the middle of the story, Animas discovered a method of use, to allow him to be transported towards the back of the labyrinth rapidly.
Animas and company gradually got careless.
And they thought they would able to capture the labyrinth.
However, they were not able to tell the method with certainty how to distinguish the trap.
The final part of the story involved failing to identify a formation correctly, and stepping on a random teleportation trap which put an end to the party.
Animas was surrounded by a large amount of enemies, and though he lost his right hand, he somehow managed to survive.
However, he lost three colleagues at the same time.
And since Animas's body was no longer able to fight, he gave up adventuring.
The end of the book was a story of why it was written, and that the secrets of capturing the labyrinth were entrusted to whoever read this book.
Whether this story was fiction or non-fiction is unknown.