The film tells the love story of two high school male teachers. Mathematics teacher Hikawa Toru (played by Teranishi Yuma) graduated from the University of Tokyo and became the head teacher of the third grade of high school. His assistant is physical education teacher Akagi Masumi (played by Yamamoto Yusuke). Although the two have completely opposite personalities, Akagi is gradually attracted to Hikawa. However, Hikawa is already engaged to a woman...