The Detective Boys discover the pattern of arson and manage to find the arsonist, but the final burning warehouse contains a handcuffed Takagi! Can Sato resolve a past problem relating to her father's death and save Takagi?

An opening ceremony for a ropeway built through a giant Goddess Statue on the mountains is being held. After the first ride, tourist company president rides through, he disappears. His body is found dead on the Statue's hand.