"Six hours. One marathon swim. That's all Tully Birch needs to get her life straightened out. With the help of her best friend, Arch, Tully braves the waters of Lake Tahoe to break the record for the youngest person ever to complete the famous "Godfather swim." She wants to achieve something no one in the world has done, because if she does, maybe, just maybe, her mom will come back. The swim starts off well---heart steady, body loose, Arch in charge...