Some crime writing announces its territory in a single word, and crypt is one of those words. Murder in the Crypt opens the Redmond and Haze Mysteries as we have them listed, and a pair of surnames in a series title is among the oldest signals in detective fiction: this is a partnership, and the cases will keep coming.
Irina Shapiro is filed here across crime and thriller and general fiction, the usual cross-shelving for mystery that cares about character as much as clue. That distinction matters to a listener. A procedural is consumed; a partnership is followed.
Nearly nine hours for an opening case suggests room has been left for setting, and for the slow business of establishing two people who will have to carry a sequence between them.