A startling discovery seems to confirm the story of the strangled child, but the team are forced to leave the scene before they can properly investigate. Fearing their witness is in danger, they redouble their efforts to find him.
War veteran turned private investigator Cormoran Strike investigates the disappearance of a provocative author. Robin is caught between Strike and Matthew's hopes.
Robin discovers a startling truth close to home. The government minister’s blackmailer becomes the prime suspect in the case, but Robin and Strike believe there was an accomplice.
Delving deeper into the hidden meanings and concealed secrets of Bombyx Mori, Strike and Robin scour all corners of London's literary world to unmask the killer.
The investigation takes a dangerous turn as a disturbing piece of evidence leads Robin and Strike into London’s underworld. Robin risks her life by pursuing a vicious suspect.
Cormoran Strike and Robin Ellacott are at odds following Robin’s wedding to Matthew, but there’s no time to mull over 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.
Spurred on by the father of a young woman who also went missing in the 1970s, the detectives attempt to outwit an incarcerated serial killer who may hold the key to the case.
Dylan sets about tracking down Phoebe who hasn't returned any of his messages. This prompts a flashback to six years ago when the gang are at a pub quiz.
Strike is approached by a woman asking for help to find her mother, Margot Bamborough, who went missing in 1974 when a psychopathic serial killer stalked the streets.
The agency is the target of a devastating attack. Strike figures out who killed Edie, and having secured proof, Robin puts herself in danger in order to save lives.
Dylan must contact all the girls he has slept with to inform them he has chlamydia. He casts his mind back to Abigail and a flashback reveals a defining moment he'd tried to forget...
In a flashback to 10 months earlier, Luke drags Dylan and Evie to a posh party in the country. Luke is desperate to sleep with his childhood crush Ilona, who's on his 'things to do before I die' list.
In a flashback to three years earlier, it's Evie's birthday and she plans to tell Dylan about her feelings for him over a quiet dinner, but the evening gets hijacked by their friends.
Edie Ledwell, the co-creator of a cult TV cartoon, The Ink Black Heart, is being harassed by an online figure, Anomie. She asks Robin to uncover Anomie's true identity.
Robin and Strike make a major breakthrough, having eliminated several suspects. Robin's cover is blown, and Strike stays the night at her new flat. Meanwhile, Anomie claims another two victims.
Robin, Strike and Barclay all take risks to further the investigation now that they think Anomie probably killed Edie Ledwell. Strike receives an unexpected and unwelcome visitor.
When a weapons test turns deadly, with allies from the Middle East among the dead, all eyes are on DCI Amy Silva, who tries to ignore the politics to get to the truth.
In a flashback to 18 months ago, Luke is enjoying the best sex of his life with psychology student Cleo, but he's keen to avoid deep conversation in case she realises that he's actually quite shallow.
"Episode 4" is the best rated episode written by Tom Edge. It scored 8.4/10 based on 7 votes. It was directed by N/A. It aired on 9/13/2020 and is rated 0.3 points higher than their second-best episode, "Episode 2".