When Akiko marries mystery author Masakazu and moves to Kamakura, she discovers an amazing new world. A simple stroll through the streets brings her into contact with supernatural creatures such as spirits and goblins. One morning, Masakazu awakes to find that Akiko has disappeared - and it seems she has departed for the netherworld. To bring Akiko back to life, he decides to journey to the netherworld himself.