The third work in the "Not in Textbooks!" series, which is a live-action movie of a popular love comedy manga by Kazuto Okada from "Sundome" starring Ayaka Morikawa from the former AKB48. It depicts the love pattern that the main character, a high school girl Aya Shirakaba and a homeroom teacher, Arihiko Tairaku, living together for a long time. One day, Okubo, a senior student who noticed Aya who is very popular in the school with excellent looks, abducts Aya. Tairaku heads to the rescue and falls into the worst situation. On the other hand, in the school there was an incident in which May Yayoi took the students hostage.... Morikawa played the role of Aya Shirakaba, Ryouma Baba played the role of Arihiko Tairaku, and May, an English teacher longing for Tairaku, was the debut performance of the rising gravure idol Anna Hongo.

The romantic comedy and drama follows the manga of the same name and follows the adventures of cute and coquettish schoolgirl Shirabaka Aya and nerd of a man Tairaku Arihiko. There is a problem or two. Aya loves Arihiko. Arihiko is a school teacher. Aya is a student at the school. Aya's father is a yakuza thug. Aya and Arihiko live in the same apartment. Aya is hot. Arihiko could lose his job.

教師の身でありながら、白樺綾（森川彩香）の父親（堀正彦）であるヤクザの組長が経営する風俗店の店長代理を任されてしまった大楽有彦（馬場良馬）。店の人気ヘルス嬢・舞（麻里梨夏）に慕われて有頂天になるが、彼女が母親の入院代を工面しようと借金をしていたことを知って100万円を渡してしまう。一方の綾は、人形オタク・日下部雄一（遊佐航）の家に招かれ、友人のいない孤独な彼の姿に心を痛める。日下部の遊び相手になってやろうと彼の家に行こうとする自分を心配する大楽に、早く帰宅すると約束する綾。だが、夜になっても彼女は戻らず……。