In the game Shoggoth run you immerse yourself with the character in a terrible nightmare. The team of researchers worked in the Arctic and accidentally woke up the ancient creature Shoggoth, dormant in the glacier. This is a monster, consisting of protoplasm and able to take the form of any monster that you present in the worst dream. A detachment of scientists was exterminated by himself, the only survivor was left and you must help him to be saved. The unfortunate man runs along a dark tunnel, lighting the way with a flashlight, not looking at his feet. Direct his movements so that he will bypass obstacles, collect valuable objects and bombs to blow up Shoggoth.