Burke Martin is an awkward 6th grade misfit. His cousin Ellie is a know-it-all smarty pants. Though they are completely different on the outside, on the inside the same strange things are happening to them. Burke is the first to figure out that the odd feelings coincide with the full moon. Ellie just thinks she is going crazy. Burke's dad, Ellie's Uncle Tebin, seems to be going crazy too because amidst it all he rushes them off to Virginia to visit their catatonic grandmother. And that is just where the adventure really begins. Together they discover secret treasure, an ancient map and the...

Burke Martin and his cousin, Ellie, have discovered that they are the keys to solving a family curse fated to them 13 generations earlier. Their adventure in Thunder Moon has them knee deep in American history in Boston, Massachusetts. Unless they reunite the hidden Templar treasure their family will be attacked under the full moon's curse. But they aren't the only ones after the it. A secret society is trailing them, aware of the true power of the treasure. Can Ellie and Burke channel their powers under the full moon to find the real meaning of treasure and save their family?