Kate has just turned 11 and is about to have the adventure of a lifetime. While out playing one day she accidentally steps into a rainbow and is magically transported to another place on the planet. As she continues to ‘ride the rainbow’ attempting to get home, she meets other children and learns about their cultural beliefs about rainbows.
A terrifying new nanotechnology weapon threatens the lives of everyone on Mars. An adopted Nomad finally learns the truth about where he comes from, but at devastating cost. And the technological ghost of a murdered scientist rises to seek revenge for the deaths of his wife and child.