Hazard Lights.

Sugai works as a driver at a chauffeur service company at night. On the night of a full moon weekend, he is told to pair up with a newcomer Kariya. Kariya is a mysterious young guy who gives a silly quiz to Sugai while they work. Sometime later, a drag queen comes to the office and asks for Sugai, saying that someone is trying to kill him. Sugai actually has a past that he could never forget. His colleague tells him that on the night of a full moon weekend something bad would happen...