Su Huaiyue had followed the rules as the eldest daughter of the Su family for fourteen years. Then an illegitimate daughter suddenly appeared, and she was forced into an arranged marriage with her childhood fiancé. But at their engagement banquet, her fiancé ran away! Su Huaiyue boldly calls off the engagement. To hell with all those scumbags.
She is determined to train hard, advance through round after round of selection, and win the admiration of every disciple in the sect as she joins the Sword Immortal's tutelage. Her childhood friend, the senior apprentice brother, falls for her. During a trip down the mountain, she meets a strange young man from the human realm, and they fall for each other. But he turns out to be the Demon Lord of the demon realm, who had deliberately approached her. She cuts ties with him without hesitation!
While carrying out a mission, she runs into her former fiancé, whom she has never met. He falls in love at first sight, and when he learns who she is, he bitterly regrets having run away from their wedding...