This Is a Thriller Game, How Did You Build the Underworld?

Protagonist: Gu Wan Alias: Return from Immortal Cultivation: I Build an Underworld in a Horror World [Thriller + Funny + Cool Article + Mystery + CP➕Urban Orientation➕Supernatural] Gu Wan traveled back from the world of immortality and discovered that there was a world of horror in China. After completing levels and upgrading, he discovered that there was actually an underworld in his spiritual realm... She found that this underworld seemed very similar to the one in the world of immortality? Little did she know that everything was a huge conspiracy.