The Guest From Sky:GFS Is a Good Story Collection by Muhammad Shawon Mahmud, Mohammad Jakaria Mahmud, MD. AL Mansur Rahman Omar and Emran Hasan Rabbi. As the saying goes, "the ladder of book pursuit", no one becomes bankrupt by reading or buying books, but books increase the power of people's imagination. So we should read the book. I hope there are same best stories, which may very interesting for Readers.