Maximillian and his friend Luke find clues to a treasure hidden in his hacienda, built shortly after the Conquistadors settled in what is now New Mexico. With much searching, they find hidden compartments, doors, and rooms in the historic house that lead them to a secret tunnel and a locked treasure chest. The Man With No Nose keeps popping up, and they can't decide whether he is helping them, likely to harm them, searching for the treasure himself...