Time Travel: Am I Invincible After Cultivating Immortality?

Space, system, cool writing, invincibility, cultivating immortals, harem, slap in the face Gu Cheng accidentally awakened to a space that contained everything. Before he could fully digest this unexpected surprise, he ended up traveling to the world of immortality the next day. Everyone: Have you heard? The little princess and the little prince actually want to become their disciples to that good-for-nothing young master of the Gu family! Everyone: Have you heard? The eldest lady of the first sect would not marry anyone but Gu Cheng! Everyone: Have you heard? The emperor begged Gu Cheng to be the national advisor, but that boy actually refused! Later, did you hear about it? Everyone: No, we don't want to hear about it With one move, Gu Cheng grew up step by step from a useless young master with miscellaneous spiritual roots in a small family in Sihai City to the youngest ancestor in the tribulation period in Tianyue Continent, and he continued to explore the wider and far upper world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.