When the sky turned hostile, humanity lost everything. Cities fell. Nations collapsed. And every night, terrifying alien creatures emerged from the darkness to hunt what remained of mankind. Hidden deep within the forests near Las Vegas, former military leader Steve lives in isolation with only his loyal German Shepherd, Jeb, by his side. But when he encounters a mysterious alien creature and uncovers the truth behind a global invasion, his quiet survival quickly turns into a desperate fight to save humanity. Armed with a devastating experimental railgun known as The Demolisher, Steve journeys through ruined cities, battles evolving alien horrors, and joins the last surviving resistance at Area 51. Alongside his old friend Adam and a brilliant scientist named Bob, he must uncover the secrets behind the invasion before Earth is completely destroyed. As the alien queen rises and the skies darken with war, Steve realises that survival is no longer enough. Humanity must fight back. When the Sky Turned Hostile is an action-packed sci-fi thriller filled with intense battles, terrifying creatures, powerful weapons, and humanity's final stand against extinction.