俺たちナマモノ?です【電子限定漫画付き】 (Series) favorite_border

[DeepL Translation - needs review] Volume 1: [I'm so erotic in the manga... it's awkward...! Rui Tachibana, a fresh-looking older brother, is about to celebrate his 5th anniversary as a national idol with Hibiki Shinjo, a junior who is famous for her salty attitude. The two are intrigued by a senior idol to "ego-search" and open a forbidden door. The computer screen they search for shows a manga in which Lui is being erotically and deeply penetrated by Hibiki...? Why am I, Hah! Laugh out lou...