"Experiment in Betrayal" is an exciting detective story by author Anna Lee. In this book, we encounter an exceptional heroine - Lucy Campbell, who combines a subtle mind and a sharp intuitive mind to solve crimes. Clever and brave, Lucy finds herself at the center of intrigue during an investigation into treason and espionage. In this book, the author not only creates an exciting plot and intriguing vicissitudes, but also successfully embodies the atmosphere of Victorian England. She skillfully describes the cultural features and customs of the era, which makes the book especially interesting for lovers of historical novels. "Experiment in treason" is not only a crime thriller, but also an exciting journey into the past, where each character has a secret, and each touching turn of the page leads to an unexpected revelation. This book will captivate you from the first lines and keep you in suspense until the last page."