It's hard (1-2 full volume)

the publisher:
Author: Sakurano Ikuki
Size: 128mm x 182mm
Number of books: 2
Language: Japanese
Category: Female manga, manga
Latest release date: 2021-02-18

Synopsis:
"Izumi Akako" and "Izumi Komachi" are twin sisters.
Although they were communicating since they were young, Ako felt vague discomfort and anxiety since she was in her third year of high school.
In addition to Komachi, Ako, who seeks a source of his heart, forcibly kisses his deputy teacher, Maki Osawa, in the after -school classroom.
However, I was looking at it from the school building where my sister's Komachi was opposite.
The love of a distorted sister.
A jub nile story that reinstates the bond at the end of youth.