Atomic Ace may be a superhero, but he's still a normal dad with a son, who sometimes finds his own life a little boring. And it's an ordinary day for Ace and his family until the evil Roboconqueror accidentally sends his mechanoid army after Ace's son instead of Ace himself. Suddenly a dull day at school is turned into a race against robots With Ace busy in space diverting a meteor threat, who will be on Earth to save the day?