The main character, a novice teacher at school.
The main character became a teacher because of a traffic accident in which he sends a stranger to the hospital who turns out to be a teacher. While the teacher is in the hospital, our hero replaces him.
A month passes, our hero gets used to teaching duties.
Our hero meets 4 married women. One of them is a strict teacher, who constantly criticizes our hero for all sorts of details. The second kind and shy teacher, with whom the protagonist has a good relationship and who helps him in every way. The remaining 2 married women are the parents of students who often come to school to the main character for any questions or invite him to their home.
Once the main character is invited by force to go home to Satsuki, who in every possible way helped the main character to get comfortable in school.

What will happen in Satsuki’s house and how will the relations between the four people develop .......