"The Act of Investigation" by Grace S. Richmond is an exciting book that tells about difficult trials, intrigues and mysteries. The main character finds herself in a situation that forces her to go through a difficult test of strength and endurance. The author skillfully embodies in the text a constant influx of emotions and psychological tension, which keeps the reader in suspense until the very end. "Act of investigation" is a book that will leave a mark in the heart of everyone who dares to discover the world of its pages.