Return - There's No Easy Way — A. Nation

In this fifth saga of the Domino Series, the story continues with Robert and Jennifer and their new daughter returning to Mars in the alien ship. Enduring stops along the way at the alien base station and another humanoid solar system, they find themselves in a battle for their lives. Verdock, the ex-ruler, escapes from his confinement for his crimes and kidnaps the lovely DiLane. With his loyal followers, he gives chase after the ship with the humans. Unknown to Verdock, a few crew members try to foil his attempts. When a battle breaks out between the great ships, Robert encounters the madman in hand-to-hand combat.