Saba Doru (2012)
Watch movieThe story revolves around the 38-year-old Usa Shijimi (Watanabe), who is a high school classical literature teacher. Her students are mean to her, but they don’t realize that she has another identity. Outside school, she lies about her age to be active as the super popular 17-year-old idol Watanabe Mayu, whom the students adore.