For a century, Earth battles Galactic Evil. When heroes sacrifice themselves, humanity seeks The Ruff Ruff Danger Dogs - abandoned pets tasked with piloting mecha. Can they unlock their potential while being house-trained?

For a century, Earth has been locked in an unending struggle against Galactic Evil. When the planet's mightiest heroes sacrifice themselves to buy the world one more fighting day, humanity must seek out the five goodest beings on the planet - The Ruff Ruff Danger Dogs. Can these once-abandoned pets learn how to pilot mecha and unlock their true potential when they're still getting house broken?