When 13 year old Amy rose gets trapped in the future, her only hopes is none other than Silver the hedgehog, Sarah the fox and Sage the hedgehog, but drama spins out of control when everyone thinks that Amy is their lost princess Ames and has an arranged marriage. With the "Prince" taking a liking to Amy, he decides to send his best soldiers to capture her and make her his bride. Not only that but Amy finds out a lot about her lost past through a small gem in her heart. Will Amy, Silver and the rest of the gang find a way to send Amy back to her own time? Or will she be forced to marry this prince of mystery? Find out in E.R.H.A.S.T!