Graphics and audio were updated from the first Red Alert game. Red Alert 2 game storyline follows the struggle of the Soviet Union against the United States and the mysterious new superpower, known as the Allies, following a time travel incident that alters history. It picks up at the conclusion of the Allied campaign of the first game. Red Alert 2 is a real-time strategy video game by Westwood Studios, released for Microsoft Windows on Octoas the follow-up to Command & Conquer: Red Alert.