With Lewis and Hathaway, uncover the truth about a death and ritual burial.

When the body of an obsessive Oxford English professor is discovered ritually buried, Lewis and Hathaway are set upon a seemingly impossible quest to uncover the truth. The detectives soon find that multiple riddles are in need of solving —from an intellectual rivalry with the professor's brother to an amateur detective's incessant meddling. Guest stars James Fleet ("Little Dorrit") and Celia Imrie ("Cranford").