Ikushima Satoshi was a teacher and aspiring to be a teacher by his teacher Takatsuki Sawako , who was also his first love. Satoshi, who failed the recruitment exam after graduation, continued to study while working as a cram school teacher, but one day, he was informed of the recruitment of teachers at his alma mater and decided to take up a teaching profession that fulfilled his wishes.
Unfortunately, Sawako had already retired from the teaching profession, but among his students, there were Sawako's daughter - Takatsuki Yuuna who had a passion for "teaching".
Satoshi, who has run out of places to live due to trouble when moving, is invited by Sawako, who he meets by chance, to "Should we live together?"
"Teacher and student live under one roof in various ways ," he refuses, but Sawako persuaded him to stay.
Sawako, who enjoys the situation, saying, "It's getting more interesting." Yuuna gets angry with her mother Sawako.
"Then, teacher. Nice to meet you, Yuuna ~" "Mom, don't do anything extra!"
Teacher x Student Mother x Daughter-A strange love relationship begins.
