Buy HIIS PC Key

Play as a sage on an isolated island brimming with mystical vegetation and hidden secrets in this indie simulation adventure. Explore the open-world sandbox to gather plants from the wilderness, customize your home and garden, and farm unique specimens with distinct properties. Brew over 40 potions from their products, experiment to uncover effects, and log discoveries in your handbook. Complete quests by crafting elixirs that solve villagers' problems through trial and error. Aid exploration or help dozens of people with your brews in this experimentation-driven loop. Fans of sandbox crafting and discovery thrive on the 30+ plants and endless potion combinations.

HIIS is an open world sandbox experimentation game, full of mystical vegetation, concealed secrets, and powerful potions.

You play as a sage, living on an isolated island, full of secrets, mystical vegetation, and magic. Customize your home and your garden, farm the plants you find in the wilderness, and brew powerful potions from their products. Write down all your discoveries in your handbook and help other people with your brews.

30+ plants to discover

Find a large variety of plants, all with their unique properties and reactions. They will be your main components for potion brewing.

40+ potions to experiment with

Brew elixirs from the products of your farm and try to understand what effect each of them has. Use them to help other people or to aid your exploration.

Complete quests

With the potions you make you are able to help dozens of people. Listen to their problems and go through countless experiments to find the perfect potion for their puny problems.