Ecchi na no wa Watashi no Sei ja Arimasen: Shojo nanoni Toshishita Idol no Kyuuai ga Omo Sugimasu!
えっちなのはわたしのせいじゃありません ～処女なのに年下アイドルの求愛が重すぎます！～
Fuka is a dedicated office worker who idolizes Ichijoji Ruka. She is abruptly taken by a stranger who compels her into intimate situations. She discovers the stranger is Ruka, her idol, who is actually an incubus. Their interactions involve physical intimacy as Ruka seeks to harness the intense energy Fuka emits during these experiences.