The Princess Is Telling Fortunes, and the Prince Can't Even Think of Running Away.

Su Yao takes on the role of an orphan working in a ruined temple and is bound to a divine arithmetic system. She encounters Pei Jin, Prince Jing, who is endowed with dragon energy and is about to die soon. The two are bound by a hexagram, and join hands to fight against the evil concubine Liu Ruyan who uses poison to bring trouble to the palace. They uncover the secrets of reincarnation and past lives, and change their fates to stay together for the rest of their lives.