# The Hidden Dungeon Only I Can Enter (2021)

> A disinherited noble's third son discovers a hidden dungeon only he can enter and secretly builds himself into the strongest being in the world.

Canonical page: https://ember.film/tv/86382

## Facts

- Seasons: 1
- Episodes: 12
- Episode runtime: 24 min
- Status: Ended
- Genres: animation, comedy, fantasy
- Network: MBS
- Cast: Ryota Osaka, Miyu Tomita, Rumi Okubo, Yui Horie, Akari Kito, Yuki Nagano, Reina Ueda, Sora Amamiya
- TMDB rating: 6.4/10
- IMDb: https://www.imdb.com/title/tt12728856/

## Ember's analysis

- Pacing: brisk
- Intensity: mild
- Complexity: simple
- Violence: mild
- Tone: breezy, bawdy, lighthearted, escapist, playful

## What critics say

Audiences rate the anime mixed, appreciating its light fantasy premise and comedic harem antics while finding the fan-service heavy and formulaic.

## Synopsis

The Hidden Dungeon Only I Can Enter (2021) is a Japanese anime series adapted from a light novel and produced by Okuruto Noboru, broadcast on MBS. It is a single-season run of twelve episodes in the isekai and fantasy comedy tradition. Nor, the impoverished third son of a noble family who has just lost his only job offer, discovers a legendary dungeon hidden to everyone but him. He acquires a rare skill that lets him create, bestow, and edit other skills, but he must earn points through ordinary acts like eating good meals and pursuing romantic encounters with alluring women. Each episode follows his quiet, scheming efforts to grow stronger while those around him remain unaware of his secret progress. The voice cast includes Ryota Osaka as Noir, Miyu Tomita as Emma, Rumi Okubo as Lola, and Yui Horie as Olivia, with Akari Kito and Yuki Nagano rounding out the principal group. The tone is breezy and bawdy, with monster battles, magic, and a light romantic comedy streak. Fans of Konosuba, Re:Zero, and Is It Wrong to Try to Pick Up Girls in a Dungeon? will find the same blend of overpowered fantasy and fan-service humor. The series sits comfortably within the power-fantasy dungeon subgenre, offering an easy, escapist watch.

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