Now that Koyomi Araragi and Hitagi Senjougahara have graduated, very few familiar faces remain at Naoetsu Private High School, one of them being Kanbaru Suruga, holder of the Monkey's Paw. When she begins to hear talk of a mysterious being known as the "Devil," who will magically solve any problem, she immediately thinks these rumors are about her and decides to investigate. She discovers the Devil is actually Rouka...