【The first physical volume will be released on May 17th from Dengeki Shin Bungei!】

Not long ago, dungeons suddenly appeared across Japan.

At the same time, humans awakened to one 'class' each, and 'Explorers'—those who delve into monster-infested dungeons to reap rewards—became a profession.

'Dungeon exploration' was also added to student curricula, and 'Explorer Training Schools' were established nationwide, each with a dungeon on its premises.

Fujiwara Tsukasa, a new student at the academy, remembers on the day of his entrance ceremony that he had a past life, met a goddess after dying a tragic death in another world, and wished for reincarnation.

"If I reincarnate, I want to eliminate the inventory limit, a common concern for porters."

The goddess granted that wish and bestowed upon him a certain skill upon his reincarnation.

However, because that skill couldn't be recognized by those around him, Tsukasa found himself looked down upon from the very start of his enrollment—.