裏切られた王子~婚礼の日から始まる復讐~

On his wedding day, pauper William finds his fiancée Vivian cheating with her cousin. Her family humiliates, blackmails, and tortures him. Just before they are about to castrate him, Princess Isabella arrives and reveals that William is her brother, the kingdom's lost heir. He overcomes nobles, plots, and rises as the true King.