In a world known as Gamindustri, four Goddesses and their sisters use the power of Shares to rule over their respective nations - the Goddess Neptune of Planeptune, Noire of Lastation, Blanc of Lowee, and Vert of Leanbox. What happens when more than one version of Gamindustri and its Goddesses are revealed to exist, and what awaits the Goddesses when the two dimensions become intertwined?