Fight The Darkness

What a wonderful nap... wait, where am I? Awakening from your peaceful slumber, you find yourself in a mysterious cave. Your curiosity leads you to explore the cave ultimately stumbling upon an ancient evil, THE CORRUPTION. Its spreading... its coming towards you! With your trusty pistol and reliable pickaxe (dont ask why you carry these), stop the approaching darkness... However, a small voice in your head tells you that it is inevitable, the CORRUPTION SHALL CONSUME. Use your WASD keys to move...