An ancient civilization on Mars, and a secret organization on Earth seeking global conquest: How are they related?

Immediately following the Malor invasion, Malia and Jaden Kwan have left Earth with the Othali, seeking a habitable planet in the distant reaches of the galaxy. But as they approach Mars, the ship's engines fail. Entering orbit to make repairs, they discover evidence of ancient, technologically advanced life down on the surface. Malia and Jaden join the team going down to investigate.

But there is a traitor in their midst who kidnaps the twins and brings them to a clandestine organization back on Earth. They need the twins' powers to achieve global conquest. Can Malia and Jaden eradicate this group in time to save humanity?