Passenger #23

Psychological detective "Passenger No. 23" unfolds on the high seas, where no crime leaves a trace. Detective Martin Schwartz's wife and son disappear during a cruise, but five years later, an unidentified woman, a passenger on the same ship, reports that she knows something about his son, who may have survived. Martin decides to go on a trip as an undercover agent and realizes that twenty-three people disappear on cruise ships every year, including his son. This mystery is related to the disappearance of a little girl who reappeared on the same ship with his son's toy in her hands. For those who like quality detective stories with an unexpected ending, this book will be a real discovery.