沧元界妖邪作乱,人族饱受摧残,主角孟川自小立下为母复仇的誓言,以镜湖道院为起点,凭借坚毅无畏的心志与利落果决的刀法身手,惩处奸恶,溃灭妖族,登顶四大道院,名满东宁府,拜上元初山,成就一代神魔。
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。
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.