Adagio searches for away to get her powers back so that she can open a portal to get her sisters to Equestria after discovering that the portal was closed, maybe forever. The only way to create a portal is to renew her gem. After settling in a lake, her song attracts the attention of a Seamare, Harmonium, who is the only survivor after her kingdom was attacked by dark magic. They will have to work together to get what they want. Hope and family.