FLOOD FIGHT
Chris is looking for Knuckles on Angel Island in order to give him the last Chaos Emerald. Sonic and Tails run into Knuckles at a different place in Mystic Ruin. They find Dr. Eggman lying on the ground there. Chaos had been alive.
However, it had become violent to the point where it would not even listen to Dr. Eggman and attacked him. Seeing Decoe and Bocoe carrying Eggman onto the blimp and flying away, Sonic and the others feel a foreboding danger. Sonic and Knuckles see the image of the past again.

SHADOW
Sonic helps the citizens look for the children who are separated from their families at Station Square, where Chaos had left traces of destruction. Chris’s family decides to evacuate to the City until things settle down.
Just then, Eggman hacks GUN’s computer and finds out that, this is the world he was born in. He also finds out that his grandfather, Gerard Robotonik is deeply involved with GUN’s highly classified information.
Eggman gets a hold of the classified information called “Project Shadowâ€