Since she was a young child, Akahana Botan has felt pressured to marry by her parents, and though she loves them she can't find a way to agree to her parent's wishes. She's sent to the butterfly mansion for her studies and to develop as a woman by her parents when she is seventeen. And on a chilly afternoon sitting beneath a wisteria tree, she meets the golden hair hashira known as Kyojuro Rengoku.