Archdeacon Sidney Chambers is beginning to think that the life of a full-time priest (and part-time detective) is not easy. So when a bewitching divorcee in a mink coat interrupts Sidney's family lunch asking him to help locate her missing son, he hopes it will be an open and shut case. From the theft of an heirloom to an ominous case of blackmail, Sidney is once again rushed off his feet. The eagerly anticipated fifth instalment in "The Grantchester Mysteries" series.