 So Gerda climbs into a boat and the river carries her away, to start her on the right path.Gerda next visits an old sorceress with a beautiful garden of eternal summer.The sorceress wants Gerda to stay with her forever, so she causes Gerda to forget Kai, and causes all the roses in her garden to sink beneath the earth, since she knows that the sight of them will remind Gerda of her friend.