Sonic has just returned from the next world runs and decided to swim in Sonic S. He climbed into his beloved bath, gained water and enjoyed it with foam. And only he prepared to soak in warm water, when suddenly she began to catastrophically quickly decrease right before his eyes. Even a moment and the bathtub turned out to be empty, and Sonic remained in the foam. These are the machinations of the evil doctor Eggman. He just came up with a new machine to extract water and thus attacking Sonic. Help the hero to catch up with the villain and pick up the stolen water in Sonic S. Sonic will have to run again.