Robin arrives at the office to accept a package from a courier in a rush.
When she opens it she is horrified to discover a severed leg inside.
Strike begins to pull together a list of potential suspects from his past, all of whom have vendettas against him. One of the names, Jeff Whittaker, relates directly to Strike's dead mother Leda. He brings in Shanker to help him, while Robin begins to research all three suspects.
Cormoran Strike, a war veteran turned private detective operating out of a tiny office in London's Denmark Street, is wounded both physically and psychologically. His unique insight and his background as an SIB Investigator prove crucial in solving three complex cases, which have eluded the police.