Five Found Dead

"After a brutal year battling what should have been a terminal cancer diagnosis, mystery author Joe Penvale and his twin sister Meredith decide to celebrate this new beginning with a holiday on the famed Orient Express. Joining them in Carriage 16 are a medically retired French police detective, a female British detective inspector, a travel blogger and her husband, two true crime podcasters who are seeking an interview with Joe, a widowed duchess, two little old ladies from Lower Slaughter in pursuit of a thief they know is aboard, and an obnoxious man in a green plaid suit. Joe and Meredith's elusive neighbor in 16G keeps to his cabin the first night after an early dinner--and the next morning his cabin is found soaked in blood, with no sign of his body anywhere"--