1) Rudolf Rassendyll decides to visit his cousin, the King of Ruritania, who is to be crowned. However, Rudolf discovers that his distant cousin's evil relative, Black Michael, plans to prevent the coronation to seize the crown for himself. 2) Black Michael kidnaps the king before the ceremony. Due to his resemblance to the king, Rudolf agrees to impersonate the monarch until the real king can be rescued. 3) Rudolf must outwit Black Michael and his men to save the king and ensure the rightful ruler is crowned, facing danger and deception along the way to determine the fate of the kingdom.