Fang Lansheng only wanted to be an ordinary college student, but since he inexplicably joined a strange club, he has been involved in all kinds of weird events and made acquaintance with a group of strange companions. From then on, his three views were subverted, his life was subverted, and even his sexual orientation was subverted...
Fang Lansheng: I shouldn't have accepted that flyer in the first place!
To put it simply, it is the story of Gu Jian and his friends who fight against demons and fall in love in a modern campus setting. (When the Four Immortal characters appear, Ziyin is Ziying by default.)