Voyage to the Metal Moon

Zak Nine and Erro devise an daring plan to escape by hiding aboard a prison ship bound for another planet, but their journey takes an unexpected turn when the ship docks at a metallic moon that requires special magnetic boots to walk on. As they are discovered and compelled to flee, they find themselves floating inside a giant metal sphere. The story follows their challenges and daring efforts to escape in this adventurous sci-fi setting.