Zodiac by Robert Graysmith is a gripping true crime book that delves into the unsolved case of the Zodiac Killer, who terrorized the San Francisco Bay Area in the late 1960s and early 1970s. Graysmith’s meticulous research and attention to detail make this book a must-read for anyone interested in the mystery surrounding one of America’s most notorious serial killers. The book provides a chilling account of the killer’s crimes and the ongoing investigation to identify him.