Gemma and her brother, Darius, knew all about Le Gran Lezard. The big lizard was just a bogey-man that all the parents used to keep children from doing stupid things. When their cousin from the United States visited them, they took her into the rain forest to seek the monster, in hopes of scaring her out of her ugly behavior. But they discovered that there really was something enormous in the forest, something that shook the earth when it walked. Something that toppled trees in its way. After climbing a silk cotton tree to escape the unseen creature, they swore each other to secrecy. But Gemma was curious. She went back to find the monster, and she did..