The Cursed is by Michael Panckridge. Lewis is a teenage boy in a boarding school. His father was killed in the Amazon on a scientific mission to find a tribe of invisible people. Now his mother, cursed by the tribe while pregnant with Lewis, has disappeared - literally. Lewis finds himself drawn into a plot by an evil organization to discover the secret of invisibility. His mother's friend Jonathon, Lewis, and his school friend Abby find themselves in the Amazon trying to find his mother and protect the invisible tribe from the Light Crusaders. A fast read for young readers looking for action.
Ratings: 6th grade - 5 out of 10 - V (violence).