Here is achievments guide for Gibbous – A Cthulhu Adventure. Prologue Mild OCDetective – Gotta read’ em all! You have to examine all the Daniel Maroon books in the Miskatonic library. Grimoire grabber – Your trembling hands grab the Necronomicon! [Achievement Story Related Unmissable] Cat collaborator – Kitteh, help? [Achievement Story Related Unmissable] Make it soda – I wonder…