Akira and Osamu are keeping a rich girl in their apartment. Ayabe tricked her into voluntary captivity with them while Ayabe tries to shake down her father for money. Things get bad when Osamu runs out of money and turns into a shrieking harpy, and worse when the girl's father goes missing...

A man attempts to embezzle money from a kids' park; Ayabe Co. is hired to figure out who and stop the impending doom of the merry go round.