Joshi Daisei ga Goukon de Onee-san ni Mochikaerareru Hanashi
女子大生が合コンでお姉さんに持ち帰られる話
A college student named Kawada Rika is convinced to attend a social event where she meets Suda Natsuko, an older woman who quickly captures her interest. The two develop a strong connection from the start. The story was initially self-published up to chapter 13 before being serialized on Line Manga. It also includes three additional chapters.
