The three-person idol group “Baby Gaster Ride”, composed of Rui (Momoko Tanabe), Teruma (Mayu Yokota), and Izumi (Ari Hayashi), has launched activities in Osaka, but troubles continue.

They were guilty of a “murder”.The three tried to cover up the crime, but were pursued by the police and detectives, suspected by their managers, and betrayed by former members.The ensuing sufferings left them with nowhere to escape... What's even worse is that they were also involved in the "unsolved serial murders" that shocked the whole of Japan.

The three people, who have deepened their bond by becoming accomplices, choose to unite and continue to shine as idols no matter what the outcome.Will their destiny lead to glory or fall into destruction?

A thrilling and suspenseful drama in which lives and lives are on the line is about to begin!