Kitsune no Yomeiri

Rin and Len are siblings in a samurai family that governs the land of Musashi. They live with their uncle, who leads the clan. Len begins to feel uneasy about Rin’s romantic pursuits. Soon after, they learn that discussions are underway for Len to participate in a political marriage with a girl from the land of Owari. Rin opposes the idea of losing the person she cares for, while Len is willing to accept his fate. The woman who will influence their future is named Miku.