Di Zi Yuan seeks revenge after her entire family was falsely accused of treason and beheaded under the emperor's edict 10 years ago. As the only survivor, she changes her name to Ren An Le and schemes her way into the palace. While she admires Crown Prince Han Ye's empathy for the common people's welfare and slowly develops feelings for him, she remains haunted by her past and is unable to put behind the enmity between the Di and Han families. Driven by his deep love for Di Zi Yuan, Han Ye vows to resolve their differences at any cost... Adapted from the novel "Di Huang Shu" (帝皇书) by Xing Ling (星零).