Hyakka Ryoran is an anime series set in an alternate reality where Japan is still under the rule of samurai. The story follows Muneakira Yagyu, a young samurai, and his interactions with various female warriors, each embodying famous historical figures. These warriors possess unique abilities and form master-servant contracts with Muneakira, leading to various battles and adventures. The series combines action, comedy, and supernatural elements, presenting an intriguing mix of historical and fictional narratives.