The Crystal of Chaos, a Call of Cthulhu scenario by Peter Gilham and David Conyers from The House of R'lyeh source book. After returning to Arkham with the artifact and hading it off to Professor Berlioux, Professor Romano can not shake a unquenchable desire to gaze upon the artifact once more. He continues to research the books he retrieved from the Free Will Church and struggles with restraining himself from asking Berlioux where the artifact is. A late night call pulls Romano back into the mystery surrounding "The Crystal of Chaos'.