After a routine visit to the market, a young Peruvian girl discovers a golden cob of corn amongst her shopping bags. She returns to the market stall, but the stall holder has disappeared...Symbols printed on the golden corn lead our narrator into a quest to find the mysterious stall holder and discover why various messages are being left for her, and what they mean. Each clue leads to another, in a different environment, and a variety of different code types need to be deciphered in order to unlock the hidden story left behind by the Incas.