Sternenritter - Festung im All

At home on Earth everyone thinks the three are normal students. But out in space, Ben, Sammy and Mia fight the dark Count Atrox and his robotroxe. When Ben, Sammy and Mia explore an old mansion one night, they have no idea what adventure is ahead of them: the building is actually an abandoned star fortress that hovers in the middle of space! The old star knight did not return from his mission long ago. What remained were two robots, which now keep the fortress in good shape. Because here is the headquarters of the star knights who ensure peace and justice in the universe. The friends make a momentous decision: they become star knights!