Yusa Chiaki is a ordinary high school student, whose motto is simplicity and frugality. Her favorite character is Uesugi Youzan. One day while going to search for a part time job she gets chased by kappas and a mysterious man rescues her. What will happen to her now? (Source: MU) <b>Included one-shots:</b> Volume 2: Kurokuroku (pilot); Daida Nakajima Volume 3: Matorito Work