Serialized in "Horror M" and "The Horror" Nekomata is a monster that is said to be the shapeshifting form of a male cat that has lived for decades. Goromaru, a pet cat of Ann's house, has become this monster. Goromaru, a cat who fell in love with Ann's mother who had always loved her, has put a curse on Ann's family, turning her mother into a bell and her father into a backpack. Ann sets out on a journey to find Goromaru, a cat, to break the curse! A number of strange incidents await Ann on her path. Will Ann be able to defeat Goromaru and break the curse...?!