Some autobots are captured. The remaining Autobots team up with some rebels to free their friends, the rebels know all the weaknesses of their enemies machines. They merge with the Autobots to become Headmasters to free their friends.
原本期望能成为魔法少女的女主柊舞缇娜,某天突然遇到像吉祥物的生物,获得能变成邪恶组织女干部的能力,并与原本憧憬的魔法少女们对抗。