Immortals and demons stand in harmony with each other. Anyone who violates this rule will be killed without mercy.
At the moment of the ban, there are still immortals who disobey due to selfish motives.
People have inherent selfish desires, and only by controlling them can they be resolved, otherwise they may be doomed.
Purpose: It is bound to break the fate of Chen Cang being secretly plotted by the immortal and demon worlds, and create a peaceful and prosperous age.