After Time Travel, I Became the Protagonist's Cold Uncle

(Male channel, male channel, male channel) Du Zhe, who was frightened by society, was walking on the sidewalk with his head lowered when he was suddenly transported painlessly to the world of immortality by a truck immortal. Only? The scene in front of him seemed a bit beyond Du Zhe's imagination. Hey hey hey! Who can tell him why it is a world of cultivators, but the technology is modern! What? Am I still the protagonist's brother-in-law? [The protagonist is cold on the surface but full of drama on the inside], [Modern version of cultivating immortals], [Developing the protagonist], [Beauty in the prosperous age], [Multiple] (This is the first time the author writes, please point out any questions, thank you)