The robots, along with two humans named Tetsuyuki Shinbashi (新橋 テツユキ Shinbashi Tetsuyuki) and Minayo Kanda (神田 ミナヨ Kanda Minayo), have to stop an alien invasion.
Para robot ini, ditemani dua manusia bernama Tetsuyuki Shinbashi (新橋 テツユキ, Shinbashi Tetsuyuki) dan Minayo Kanda (神田 ミナヨ, Kanda Miyano), harus menghentikan sebuah invasi alien.