The circus is in town, but it's not the only shocking spectacle around-not when hundreds of people have been tied to a floating ad balloon and there's been a knife attack among circus staff! Though seemingly unrelated, these incidents have one important link: All parties involved have a curious bout of amnesia. Signs point to an old criminal known as "Comedy Writer," but have they truly emerged from the past to strike again? Kuroko the lady-killer is on the case!