The Conspiracy is the title of the fifth season of Criminal Case. It was released on January 18, 2018.
Set in the returning city of Grimsborough, and back in the present day after following the events of World Edition two years ago. The Conspiracy focuses on "dark secrets and conspiracies" stemming from a mysterious object that fell from the sky into the Grimsborough forest a year prior to the events of the season.
- Main article: Grimsborough (The Conspiracy)
The events of The Conspiracy is set in the now-restructured city of Grimsborough, which is made up of ten districts and is home to a total of sixty cases. The Grimsborough Police Department reappears as the law enforcement agency that serves the city.
- Criminal Case: The Conspiracy, a standalone app for the The Conspiracy portion of the game, was officially released on mobile worldwide on February 19, 2019 and on desktop two days later.