When a local mobster is gunned down in his car, Danny and Baez try to get information from the mob’s low-level errand boy they find tied up in the trunk before the gang retaliates. Also, an NYPD officer asks for a new shield number to honor her late father, but Frank is conflicted as it’s the same number as his deceased son, Joe.
Stephen Fry visits the menagerie for a look at some animals which start with the letter M, with Sue Perkins, Romesh Ranganathan, Bill Bailey and Alan Davies.
Claude is forced to marry someone selected by Narcisse. Meanwhile, a surprising discovery is made by Elizabeth, and it could alter her reign; and Mary asks Gideon to help her confirm her suspicions about Prince Don Carlos.