From Anthology "Otokonoko Heaven's Door" volume 3.

Actresses, musicians, and models. A scary old man has wandered into the secret garden of the stars of tomorrow?! Kazutora Mayama, the man who was once called the fighting tiger, has accepted the job of becom...

A collection of stories: 1-3. Guuzou Houkai (Idol Decay) - «Гниение идолов» 4-5 Meshi no Tane 6. Kinbaku Ai 7-8. Fondness Doll 9. Kaihou Ganbou

After making a mistake, Ritsuko is called to the office by the Producer, who intends to whip her into shape by showing her some of the tricks he uses to develop the talents of his idols.

Vol.1: Rika, Otona ni Shite Ageyou Vol.2: Rika, Motto Otona ni Shite Ageyou Vol.3: Rika, Shimai de Issho ni Motto Otona ni Shite Ageyou.