There is a Tao in the three realms, and there are boundaries between Yin and Yang.
Lin Shiqing is a psychic who protects the order of the human, spiritual and yin realms.
It is her duty to kill ghosts and evil spirits; it is her mercy to save those who are lost.
However, a bizarre student suicide case revealed a loophole in the underworld barrier.
Someone is secretly controlling the obsession of the deceased.
There is a god, trying to infect people's hearts with faith and subvert the cycle of reincarnation in the three realms.
"If the realms are out of balance, I will use my life to suppress them."
Intention: Goodness never dies