Undercurrents surged under the peace, and many innocent little demons disappeared, causing all walks of life to put pressure on the Heavenly Court and the Demon King's Palace. In order to maintain peace and find out the truth, the Heavenly Court sent a little pharmacist who could not become a god and a demon king who could not transform into a god to go to the human world to "handle the case."
Purpose: Maintain peace in the small world