The level begins when Shadow gets a call from Dr. Eggman telling him the Prison Island is about to blow up. Upon hearing this, Sonic realizes that he needs to save Amy and Tails and get off the island. Shadow leaves. Sonic has exactly 8 minutes to escape.
Ancient Light is located here.
- The third Chao Box in this stage contains a Half-Fish, but only if the previous two Chao Boxes were opened before opening this box.