Sonic The Hedgehog: Thorn Chaos

Sonic the Hedgehog is selected as one of the lucky few chosen to be put into cryosleep until the day a cure is discovered for the mysterious and fatal disease known as Chaos, but upon waking, the facility is overtaken by strange thorns and dangerous monsters! What happened! How long has it been! Will Sonic and his companions escape the facility alive! Or is this just a dream?