Chizuru (Anne Watanabe) is the brand-new teacher at Umega Senior high school. Considering that her school days, she has actually played violin in a band. Someday, she pays attention to an amateur orchestra dip into the regional social hall. She is touched by their efficiency and also makes a decision to enlist in the orchestra, yet there are 2 orchestras in town. Chizuru erroneously enrolls in the orchestra which consists of senior individuals. The members there are enjoyed have a young person join their group. Chizuru is not able to tell them she slipped up and comes to be the conductor for their band.