Zui Shengling and Jiulanshu are entangled in love and hate in another life. They are familiar old friends: the emperor's uncle Heizhu Huiyan who is accustomed to acting cute towards his beloved son, the evil king Jiulan Lishi who is rumored to be in Jiulanshu, and the affectionate king Jiulan You who forced his brother away because of his unethical love. , The arrogant and innocent but responsible noble prince Lan Tangying, the overlord Takamiya Kaito who has exhausted all his traps but sacrificed the country for his lover, the gentle king Takuma Ichijo who is struggling to survive despite being emotionally wounded, the generous king Kaoin Akatsuki who is not afraid of powerful enemies and insists on guarding him...