The House at Riverton by Kate Morton is a captivating cozy antique mystery book set in the early 20th century. Grace Bradley, a former maid at Riverton Manor, reflects on her time there and the events leading up to a tragic death. As she unravels the secrets of the past, she uncovers a love affair, betrayal, and a shocking truth. This book will transport you to the grandeur of a bygone era and keep you guessing until the final revelation.