Gibson steals a vital part of equipment which he puts into a crate in which Chocky and Paul are also trapped. The crate is moved to a military base. The children discover that Chocky has vanished and so they make contact telepathically with Matthew who returns to help them. Together they project their collective mind to Chocky's home planet across the universe. Another of Chocky's kind helps the children in their search for Paul and he visits Earth. Together they find Chocky and Paul trapped inside the crate at the military base. Gibson is arrested and Chocky returns to her home world. The team are left to continue their work to help the rest of the telepathically sensitive children around the world.