Test your senses in the underground labyrinths of the island, a shifting terrain full of life, secrets, and death. Explore an interconnected cave world filled with intelligent creatures and deadly traps, while a presence lurks in the shadows. Overcome the dangers of the depths and discover what lies beneath… or die trying.

Explore a vast underground world whose depth borders on impenetrability. Choose your path through a maze of monstrosities and environments where death lurks around every corner and no one can help you.

Survive this cave exploration mission by collecting materials, minerals, and ingredients that you can use to craft remedies and essential tools.

Uncover the secrets of the deep sea by unlocking secret areas and hidden passages as you navigate through a changing creation environment.

The Special Edition includes, in addition to the game, a poster featuring the map of the island and an artbook of concept art.