The Shinsengumi aren't heroes anymore, they're ghosts haunting a Japan that has already moved on without them. This sequel doesn't pretend their loss was noble or redemptive; it shows you what survival actually costs when your war is already over. The show follows men clinging to a code that nobody needs anymore, watching their world collapse not in battle but in bureaucratic erasure, one episode at a time.

The Edo period has ended and the Meiji era has begun, yet fighting goes on between troops of the new government and those still loyal to the Tokugawa. After their defeat at Tobafushimi, the surviving Shinsengumi abandon Kyoto and sail for Edo, with Chizuru Yukimura travelling alongside them. With commander Isami Kondou away, vice-commander Toshizou Hijikata takes charge. He struggles under the added duties while battling a bloodlust he cannot control, one that is beginning to drive some of his men mad as well. When Kondou returns, he carries imperial orders to defend the castle and a new name for the unit, the Kouyou Chinbutai. As the tide of war shifts and loyalties waver, Chizuru keeps searching for her missing father, and her bond with Hijikata grows deeper. A supernatural action drama continuing the story of Hakuoki.