Tuskiko is a character designer for an anime studio. One day, stressed out from work and not thinking clearly, she takes a back alley while walking home. She is attacked by a mysterious assailant, the only distinguishing features being that he is in grade school- and his golden bat and roller blades. Two detectives investigating the case dismiss it as a simple hit and run- until another person is attacked... and then another. Soon \"Shounen Bat\" (Lil Slugger) paranoia is sweeping the country. Who is this mysterious assailant? What is his connection to these people? Watch and Find Out!