Joshi Daisei ga Goukon de Onee-san ni Mochikaerareru Hanashi

Vol.2 Chapter 38
Vol.2 Chapter 37
Vol.2 Chapter 39
Vol.2 Chapter 37
Vol.2 Chapter 39
College girl Kawada Rika gets roped into going to a mixer where she meets an older girl named Suda Natsuko and they are immediately enamored with each other.