Megumi Kitao

A detective investigates a series of murders. A possible serial killer might be on a rampage, since the crimes are in the same vicinity, by the same method. However, as evidence points towards the detective, a ghost in red follows him, and he begins questioning his identity. His realization of what seems to be reality results in something far larger and more sinister.

Mitsuko Murakami puts the passion to balloon in the hot-air balloon Circle "Airheads". The club gathered young people holding a variety of thoughts. But "Airheads" is disbanded not too long. Five years after their time in the Balloon Club ended, the members' former club leader brings them back together and rekindles old flames.