This will take place BEFORE return of Chaos. this is about the dark chaos emerald. this emerald was one of the three rasons the edchinda clan fell. Choas was another. This emerald was the one the created the Chaos emeralds. One day on Azure lake Amy finds a powered down emerald serveral days after sonic went super to fight eggman. Before she garbs it an eggbot battles her. she wins and the emerald goes nuts. the events in this movie test Sonic's reationship with Amy. friendship and beyond.