"The Floating Chessboard" by Louis Couperus is an exciting novel that combines elements of a mystical thriller and a detective story. The main character, a young archaeologist, goes on an excavation to an ancient castle, where unexplained phenomena occur. During his research, he stumbles upon a mysterious chess club with connections to ancient legends. Can he solve the puzzle of the chessboard to stop the dark forces threatening the castle? In this book, the author explores the relationship between the past and the present, between reality and myth, leaving the reader anxiously awaiting the solution to the mystery of the "floating chessboard".