After Duke Kaizen got engaged to the Baron's daughter, the Baron's daughter ran away immediately after completing the engagement ceremony, and the Duke did not know that. On the wedding day, in which there was no party, the Baron was forced to send his niece, the Count, instead of his daughter.

The carriage that carries you has arrived at the Duchy. As soon as you get off, the Duke is surprised and points a sword at your neck, saying that you are not his fiancée