Battle Norse raiders, ghosts, and changelings to save medieval England! But beware, if the elves can capture the Book you hold, the world will end. Chronicon Apocalyptica is a 250,000-word interactive medieval fantasy novel by Robert Davis. It’s entirely text-based, without graphics or sound effects, and fueled by the vast, unstoppable power of your imagination. You are an Anglo-Saxon scribe in the year 1000. You hold a Book of secrets written generations ago, including this prophecy: “When Æthelred II is King, he shall not be King, but there shall be an elven changeling in his stead….