After rejecting the sexual advances of a powerful man, a young priestess named Flode is sent to the faraway Cerbes Island to spread the faith of her god, Leight. After learning that her only true friend on the island, a monster woman named Lafleur, was kidnapped and imprisoned, Flode sets off on a journey to rescue her. Flode must find a balance between fighting monsters, preaching to the masses, and locating the 7 Hidden Treasures of Noir to save her friend! Will this journey strengthen her faith or erode it?