Kuromukuro

In this thrilling adventure, a research facility becomes ground zero for an unexpected assault by gigantic mechanical beings. Caught in the crossfire are the institute's residents - a diverse group comprising of aspiring pilots, dedicated researchers, and students from all walks of life. As they desperately defend their home against these formidable foes, they discover the existence of mysterious artifacts that hold the key to unlocking extraordinary powers. Among them is a young samurai who emerges as a beacon of hope, his ancient sword techniques proving invaluable in the face of modern weaponry. With their backs against the wall and time running out, this unlikely alliance must unite under the samurai's leadership to confront the relentless mecha and find a way to restore peace to their world.