Volume 1 Introduction: "Ako Izumi" and "Komachi Izumi" are twin sisters. Although they have known each other since childhood, in their senior year of high school, Ako felt a vague sense of unease and uneasiness. Ako, seeking a place to find emotional support other than Komachi, forcefully approaches her assistant homeroom teacher, Maki Osawa, in the classroom after school and kisses her. However, her younger sister Komachi is watching from the opposite school building... The love between these t...
I enjoyed it, but it got a bit rushed in the last few chapters, and the relationship change(s) felt a bit poorly executed. Otherwise the ending was fine, but I was hoping that it wouldn't end after the confession.
The next volume is two nice follow up stories