When, I was studies in high school. one day. Me and my friend have just finished the class in evening. My friend forgot the book to the classroom of the building 5. I decided to take my friend to the building 5. Me and My friend went up to the two floor of building 5. Before will arrive room my friend forgot to book. It will be through the Thai classical music room before. When Me and my friend Walk through the Thai classical music room. While me and my friend hear the Thai classical music Louder. In spite of the room was locked. me and my friend Very shocked. we rushed to pick up a book. We rushing down from this building quickly. I heard that someone had heard the sound of Thai classical music louder. That no one in the room.