Tenman Sora is currently in a passionate one-sided love with her teacher Mahiro from the railway club. Although she was not good with trains at first, she has now become a reliable (?) and excellent member of the railway club! As Sora and her teacher spend enjoyable times together in the railway club, their bond deepens. What will happen to Sora's love...? A heart-pounding railway × yuri comedy, proudly concluded!