Akuyaku Ouji no Eiyuutan

Alfred, the third prince of the royal family who was born with black hair and black eyes, was hated. One day, he comes across his older brother, the first prince, Leolu, announcing to his fiancée, Charlotte, that she has broken off their engagement. In order to save Charlotte, who was falsely accused, Alfred took her place and thought the situation was settled...?!
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[Original Web Novel](https://ncode.syosetu.com/n4291gu/)