Yankee Gekisen-ku no Shitenno ga Idol Group ni Tensei Shitara? EP9 “The Secret of Delinquents Reincarnation”

The story goes back in time to before Renbakushiki’s reincarnation. In the Sterego District, which was constantly at war, Kuroe was being chased by a gang of women. There, he encountered a mysterious masked figure who handed him a small vial (Tobira). Seira was used as a test subject to determine what Tobira actually was. Why did she and the Renbakushiki have to be reincarnated? Why did Mameda quit as Seira’s manager and form Kyun-Baku ♡ FOUR PRINCESS? The untold story behind the birth of these delinquent idols is finally revealed!