Hers by Accident, His by Destiny (DUBBED)

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Sadie Tindall and her older sister are set to marry the Wirth brothers under their families' arrangement. Sadie's CEO sister is supposed to marry the elder brother, the head of the Wirth family, while Sadie is meant to marry the younger brother, an actor. However, a mix-up occurs on their wedding night. Sadie ends up marrying the older brother, Rafael Wirth. Since the mistake cannot be undone, they go ahead with the switch of brides.