Gray Skies A War of the Worlds Story — is a fantastical stealth-focused adventure based on the great War of the Worlds by writer HG Wells. Together with the main character Harper, you have to survive the invasion of the Martians in the wilderness of one of the counties of England. Your main weapon will be stealth and craft of various equipment. Enemies will often outnumber you, so be smart and look for new ways to neutralize opponents. As you progress through the story, Harper will gain experience that can be spent on leveling up and learning new abilities. A stealth action adventure that puts you in the middle of a Martian invasion.