I watched the movie of Sumaho Wo Otositadakenanoni. This movie is mystery movie. When I watched the movie, I was scrary and I decided not to drop my smartphone. The story of this movie is related to crime of smartphone. I was surprised that just dropping a smartphone lead to many crimes. So, when I use my smartphone, I have to use it very carefully. But this movie is very interesting and I want you to watch the movie.