Sumiko's father sends her to live with her alcoholic uncle. He sells her to a circus, which is the start of a downward spiral in an unforgiving world.
Two young swordsmen, Akado Suzunosuke and Tatsumaki Rainoshin, arrive at the city of Edo in their quest to test and improve their skills. Soon they become involved in a conflict against a mysterious group of demonic criminals led by the king of hell, Taira no Masakado — a strugle to which both were destined since the moment they were born.
