"Want to Know a Secret?" by Freida McFadden is a psychological thriller novel published by Poisoned Pen Press. The book, with 368 pages, is in English and is intended for an adult audience. It belongs to the genres of thrillers/crime, thrillers/psychological, and thrillers/suspense. The paperback format measures 8 inches in length, 5 inches in width, and 0.9 inches in height, with a weight of 16 ounces. With an unabridged feature, this novel is a gripping and suspenseful read that will keep readers on the edge of their seats.