On Himon Island, where the legend of the Cursed Ancient Princess of Evil—the Immortal Princess—sleeps, shrine maiden Mikoto steps into a forbidden forest. In that very moment, an unprecedented earthquake strikes, awakening the curse…!? Thus begins the battle of Mikoto and the lecherous Self-Defense Force officer Tatsumi against the cursed Immortal Princess! From Katou Kyashii, author of Kigoku no Yoru, comes an erotic horror where deadly combat and forbidden pleasures intertwine!