A mysterious letter summons you to the seaside town of Kingsport, where dreams leak into reality, to a wealthy estate transformed into a place of unspeakable nightmares in this new action-adventure gamebook set in the popular world of Arkham Horror.

A thrilling, if odd, request brings the Investigators of Arkham to the estate of wealthy recluse Elijah Harcourt in the mist-wreathed town of Kingsport. Curious to meet your mysterious host, your excitement is dashed when you discover Harcourt's purpose is far more nefarious than you realized, leaving you and his guests with riddles to solve if you are to survive. As each hour passes, your companions meet terrible fates, forcing you to navigate a spiderweb of betrayal... Choose wisely, Investigator, for your dreams affect your sanity and the path you choose may lead you to a place of nightmares.