- Previous episode S04E19 - Iron Hans
- Number S04E20
- Director Terrence O'Hara
- Writers Sean Calder, Michael Golamco
You Don't Know Jack
A string of homicides have the press asking Captain Renard if a Jack the Ripper copycat has arrived in Portland. While dealing with the investigation, Nick, Hank, Monroe and Wu deal with a situation they never expected. Meanwhile, Adalind and Rosalee must work together on a last ditch attempt to fix Juliette's condition. Elsewhere, Juliette decides to help her new ally even if it means hurting those around her.