The Sinking City: Necronomicon Edition which includes:
The Sinking City - Standard Edition
The Worshipers of the Necronomicon DLC: 3 side quests with the infamous Necronomicon and new monsters
The Investigator Pack DLC: the Private Investigator outfit, First Aid Kits, Antipsychotics and a crafting materials starter pack.
The Sinking City is an adventure and investigation game set in an open world inspired by the universe of H.P. Lovecraft, the master of Horror. The half-submerged city of Oakmont is gripped by supernatural forces. You're a private investigator, and you have to uncover the truth of what has possessed the city… and the minds of its inhabitants.