Sonic the Hedgehog 2: Rise of Mephiles

The Flames of Disaster were blown out by Sonic and Elise, unknowing to the fact that it was only half of Solaris. After Solaris, the War, the Virus, things are about to get a lot worse. With the attempt of changing the past, Sonic's world is thrown into chaos and confusion. One by one his friends disappear, and an unknown creature begins to wreak havoc on reality. Will Sonic be able to stop the destruction of reality without his friends, or will chaos and evil prevail?