After Hajime Nagumo and his high school class are suddenly summoned to a fantastical world, he tumbles into the depths of a monster-infested dungeon. To thrive in this savage world, Hajime will have no choice but to welcome the abyss.
EPISODE 1
The Monster of the Abyss
After he and his entire class are summoned to another world, Hajime Nagumo finds himself extremely underpowered and at the mercy of the Labyrinth.
EPISODE 2
Pandora's Box
Hajime's classmates struggle with the aftermath of Hajime's fall. Hajime descends even further into the Labyrinth, where he makes a fateful encounter.
EPISODE 3
The Golden Vampire Princess
Hajime and Yue descend deeper into the labyrinth, discovering one another's stories along the way.
EPISODE 4
Guardian of the Depths
Hajime and Yue encounter a powerful foe in the deepest depths of the Labyrinth. Will they be able to defeat it and find a way out?
EPISODE 5
The Maverick's Lair
A rare oasis lies in the depths of the Labyrinth. There, Hajime and Yue come face-to-face with the specter of the labyrinth's namesake.
EPISODE 7
Worthless Rabbit
After finally making it back to the surface, Hajime and Yue encounter a rabbit girl who claims she's been "waiting for them" -- and needs their help.
Toshinari Fukamachi
Yuki Kuwahara
Minami Takahashi
Saori Onishi
Yoko Hikasa
Yumiri Hanamori
Kinji Yoshimoto
