Deep Insanity: The Lost Child

Deep Insanity: The Lost Child

Anime 2021

Available on Prime Video, Crunchyroll

A mysterious illness has put millions in comas, and an underground realm has appeared at its origin: Antarctica. Many enter seeking to extract strange creatures and undiscovered resources, but one young man searches for something deeper—a cure.

Anime 2021

14+

Starring Hiro Shimono, Ami Koshimizu, Kaede Hondo

EPISODE 1

take 01

A strange disease is linked to a mysterious hole leading to an underground world: the Asylum. "Sleepers" go into this world to fight strange monsters and recover unknown resources. Now, a young boy who dreams of being a hero has arrived at the Asylum.

23 min · Mar 25, 2023 14+
EPISODE 2

take 02

As Shigure begins to settle into his new life as a Sleeper, he starts to wonder what he's good at, and what he can accomplish down in the Asylum.

23 min · Mar 25, 2023 14+
EPISODE 3

take 03

Larry goes on a dangerous and illegal mission deep into the Asylum, and forces Shigure to come with him.

23 min · Dec 20, 2022 14+
EPISODE 4

take 04

Shigure investigates the past of XO Leslie when a mysterious assailant suddenly ambushes him.

23 min · Dec 20, 2022 14+
EPISODE 5

take 05

Shigure's behavior around Kobato makes the others believe that he is attracted to her, so they decide to do something about it.

23 min · Mar 25, 2023 14+
EPISODE 6

take 06

The day of the plot has arrived and the team heads into the Asylum; but when Hayden appears during the mission, things go very wrong.

23 min · Dec 20, 2022 14+

Hiro Shimono

Daniel Kai Shigure
Ami Koshimizu

Vera Rustamova
Kaede Hondo

Sumire Motiki
Takako Tanaka

EL-Cee
Yuya Hirose

Lawrence Larry Jackson

About

Deep Insanity: The Lost Child

ANIME

A mysterious illness has put millions in comas, and an underground realm has appeared at its origin: Antarctica. Many enter seeking to extract strange creatures and undiscovered resources, but one young man searches for something deeper—a cure.

Information

Studio: ANIPLUS
Released: 2021
Rated: 14+
Region of Origin: Japan

Languages

Original Audio: Japanese, Japanese (Japan)
Audio and Subtitles: English (United States) (AAC, ⁨Dolby 5.1⁩, CC)

Accessibility

: Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.