# Deep Insanity: THE LOST CHILD
*Also known as: Deep Insanity THE LOST CHILD / Deep Insanity THE LOST CHILD*

## Facts
- Format: TV
- Status: concluded
- Year: 2021
- Season: FALL

## Renewal Score
**Deep Insanity: THE LOST CHILD** has a **42% renewal probability** on Courcast (confidence: 74%) as of 2026-06-04.

## Synopsis
A mysterious illness has put millions in comas. An underground realm has appeared at its origin: Antarctica. Strange creatures make up its population, and undiscovered natural resources make it a gold mine. Many humans enter in search of fortune, but Daniel Kai Shigure searches for something deeper—a cure. Gifted with immunity to the illness, he might be humanity’s last hope.
(Source: Funimation)

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/deep-insanity-the-lost-child-fall-2021
- API: https://courcast.com/api/public/titles/deep-insanity-the-lost-child-fall-2021
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-04*