Mysteries deepen as the Helljumpers' investigation of the curious events at the Space Colony Ariel continues. Cut off from the rest of their company, Dutch and Romeo must use every ounce of skill and strength to stay alive. But earth-shaking events--both physical and personal--will truly test the mettle of these two brothers-in-arms. 17 & Up ...$3.99

Mysteries deepen as the Helljumpers' investigation of the curious events at the Space Colony Ariel continues. Cut off from the rest of their company, Dutch and Romeo must use every ounce of skill and strength to stay alive. But earth-shaking events--both physical and personal--will truly test the mettle of these two brothers-in-arms. 17 & Up ...$3.99