London, early 20th century. Amy, passionate about history and natural sciences, succeeds in convincing her adoptive father, a famous archaeologist, to take her on a new mission to British Honduras. At the foot of a Mayan temple, she will discover a fascinating country and culture. And at the same time, helped by Tikal, a young native, she will try to thwart the plans of a gang of traffickers intent on stealing valuable ancient artifacts. Through her adventures, Amy will search deep within herself for courage and ingenuity, but also humility.