平和に暮らす少女・真白たちの町に出現した侵略者ドミネイター!　人を人とも思わぬ非情なる所業に真白が怒りに震える時、町を守護する守人が目覚める!!　本格巨大ロボット・アクション、ここに開幕!!

The story drags us into the daily life of Mashiro, a handywoman, who takes care of helping the people of the village. One day, the Dominantor Empire invades the region and captures all the women to make them their slaves. When her friend dies before her eyes, Mashiro, mad with anger, manages to wake up the millennial robot who was secretly residing in the village. It is now her chance to stop the thirst for uncontrollable power of the Dominator Empire. Soon, she is joined by other mecha pilots in this crazy quest to oppose an entire Empire.