"Hannah and Walt Parmenter are a homeschooled sister and brother whose family runs a tourist lodge on an island in Moosehead Lake, at the edge of a Maine wilderness. Adventure is the operative word when kids join Hannah and Walt in solving mysteries that often get a little more dangerous than they had planned. Christian characters issues and values are examined for the 8-12 year old. An archaeological mystery teaches the Parameters a lesson about the power of love and respect.