This manga is about a boy named Hayabusa, who dreams of becoming a hero in the name of justice. Which is why he took up a part-time job acting as a costumed hero for a children's stage show. But, when the real villains, the Darkside Arms (DA), attack, the real heroes of the city, the Armored Guardians (AG) are called in. Will Hayabusa be allowed to join the Armored Guardians and attain his dream of becoming a real hero? By the end of the chapter, you'll understand where the title PAT-KEN comes from.