ADN-274 On the night of the typhoon, I was left behind at school, and I was alone with the students until morning... - Natsume Saiharu

A large typhoon once every few years. - Lets go home early today ... I thought so, but when I realized it, it was the usual time. - The train was suspended ... the road was flooded ... I ended up staying at school. - That was the time. - Teacher ... What are you doing until this time? Utsumi, a student, was also left behind at school. - A dangerous and nasty night was about to begin, alone in a large school building until morning.