Haruka: Beyond the Stream of Time – A Tale of the Eight Guardians

The Shi no Jiyuu and Princess Akane (1x18)

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Akane meets a girl who looks exactly like her and has the same name as she does except the girl is a princess. She finds out that Princess Akane cannot marry her true love so Akane-miko and the Hachiyou decide to help Princess Akane and her love.