Hakuouki OVA (2021)

Chizuru Yukimura continues living alongside the Shinsengumi in Kyoto while searching for answers about her missing father and the monstrous Rasetsu. After the group relocates to Nishi Honganji Temple, reports spread of violent bandits committing crimes while claiming the Shinsengumi name. Hijikata and the others must clear their reputation quickly, especially with Shogun Iemochi expected to visit the city. The situation becomes more alarming when several Rasetsu escape with help from someone witnesses say resembles Chizuru. As patrols tighten and suspicions grow, Chizuru is pulled into a case where impostors, supernatural experiments, and her own identity may be more closely connected than anyone expected.