"People often tell me that 'no one is on big sister's side,' but it seems that's not quite the case."

# Translation At a grand birthday celebration, Marquis daughter Eve is declared engaged to be broken off by Crown Prince Dante. Standing beside him is the figure of his younger sister, Lara——. Despite being ostracized by her family since childhood and working hard to become the Crown Prince's bride, this was an unexpected humiliation for Eve. However, at that moment, King Claudius stands up. "Then it cannot be helped. I shall approve the breaking of the engagement. And——" His single word overturns everything about Dante. ※ A longer version with significantly altered story and characters, released for a happy ending with added comeuppance: https://ncode.syosetu.com/n8890lq/ New title: "The Foolish Crown Prince Abandoned Me, But My Brother the King Won't Let Me Go ～Do You Really Understand What It Means to Release Me?～" ※ Also serialized on Alphapolis and Kakuyomu ※ Fluffy setting. Happy ending.