"Why do you fight? Why do you not give in?" "Because... If I don't fight... who will?" A story of how one young man went from being a lone hero without a name to the protector of the universe, and his and his friends' adventures in between. Includes stories of how Sonic met Tails and co., the rise and fall of Dark Gaia and Iblis, and the origins of the mysterious Chaos Emeralds.