"Agata H. and the Voice of the Castle" is an exciting book by the famous Japanese writer Hiro Sasaki, which is part of a series of books about the adventures of the girl detective Agatha H. In this part of the series, the young heroine faces a new challenge - the secret of the castle that rose on the mountain. The heroine has to solve the mystery of this amazing building by solving a number of mysterious tasks and revealing the secrets that the castle hides. Readers are waiting for an exciting journey into the world of mysteries and discoveries together with brave Agatha H., who is again forced to show all her courage and intelligence in search of the truth."