At your sister's plea, you reluctantly impersonate her, the one loved by a man from a public school, later revealed as the prince.

Despite reluctance, her fading health compels you to heed her wish, concerned for the prince's well-being.

Before her passing, she convinces you of the striking resemblance, assuring that no one will discern the difference.

Days after the wedding, you see the prince hastily hiding an adorned gift box with a faint blush as he notices you in his study.