Iria Akagami, once raised in luxury and revered as a princess within the powerful Akagami family, was exiled by its leader. Cut off from the Akagami Foundation five years before the depicted events, she now resides on the remote Wet Crow's Feather Island in the Sea of Japan. Since her exile, she lives there with her maids. During this time, she gathered some of Japan's finest minds, inviting them to stay on the island. Her primary role involves hosting these assembled geniuses.