Cormoran Strike and Robin Ellacott are back, and at odds following Robin's wedding to Matthew.But there's no time to mull on the new distance within their professional relationship, as a frightening visit from a potential client puts a new case on the table - and Robin and Strike set to work looking into reports of a strangled child.With the detective agency thriving, the duo are also recruited to investigate the blackmail of a Government Minister and Robin is tasked with going undercover in the House of Commons.