Nao, a married woman who heard rumors that there are many thieves stealing only the saddle of a bicycle in the neighborhood. - When I told her husband about it, Nao had many opportunities to ride a bicycle, so she was told to be careful. - Nao is optimistic that shes a story without a connection, but shes actually being watched by a saddle man ... - One day, when she tries to go shopping for her, she finds that her bicycle saddle has been stolen. - A man with a saddle in one hand talks to her when she sees it and she has returned to the upset Nao ...