Baiyan is an outcast among the people of Siyo, who has healing powers. Considered worthless due to the lack of this ability, Bayan is sent to the court of Dan, the Great Emperor of the Sun, who is cursed with an unforgiving lust for blood and mercilessly kills his concubines. It looks like Bayan’s fate is sealed the moment she reaches the imperial palace, and Dan is destined to suffer forever from madness … But together, Bayan and Dan could change each other’s fate.