As a virtual intelligence assistant sub, your mission is to help her survive and escape from the hostile underworld where she is trapped. To help you in your task, take control of a Slider, a worm capable of drilling into its environment and modifying it at will! Explore environments as rich as they are hostile, fight, overcome the obstacles you will encounter during your journey to freedom. You will realize very quickly that you are not alone in being stuck on this planet and that we do not want only good... Explore your surroundings by drilling through rock in a destructible world with Sliders! Modify your Slider at will by adding modules to give it new abilities! Help ISA get its roots right to take control of its environment! Grow your skill tree and upgrade existing technologies!Collect resources to build your defense against relentless and increasingly powerful attacks!Help ISA download herself into another body as quickly as possible before she gets corrupted by a strange entity that seeks to reach her by infiltrating her roots! Reconnect with your past by collecting Memory Fragments to uncover your future!