Follow Mashiro, a skilled handywoman dedicated to aiding her village's residents in their daily lives. However, when the ruthless Domineita Empire sweeps in, capturing the women as slaves, Mashiro witnesses her friend's tragic demise, igniting a fiery determination within her. Unleashing the ancient robot hidden within the village, she seizes the opportunity to thwart the Empire's insatiable hunger for dominance. Joined by a band of fellow mecha pilots, Mashiro embarks on a daring mission to challenge the Empire's might and restore balance to their world.