After Kick-Ass’ insane bravery inspires a new wave of self-made masked crusaders, he joins a patrol led by the Colonel Stars and Stripes. When these amateur superheroes are hunted down by Red Mist — reborn as The Mother Fucker — only the blade-wielding Hit-Girl can prevent their annihilation.
When a mild-mannered businessman learns his identity has been stolen, he hits the road in an attempt to foil the thief -- a trip that puts him in the path of a deceptively harmless-looking woman.