In the futuristic world of 2056, in the high-tech metropolis City 78, Dr. Do and his wife, two genius robotic engineers, are at the helm of developing new robots. One day, City 78 comes under assault by a menacing robot gang, the Black Dog. The heroic Dr. Do and his wife mysteriously disappear just when the city needs them the most. Thrust into action, their only son, Eugene, alongside his friends Dorothy and Sammy, fortuitously find themselves piloting advanced AI robots created by Eugene's parents: Golden Panda, Polar Red, and Sky Bear.
They valiantly face off against the Black Dog to protect their city. As they navigate their daring mission to safeguard City 78 and search for Eugene's missing parents, the city's hidden secrets gradually come to light...
