I became an immortal on earth.

Read the exciting serialized Xianxia novel "I Became an Immortal in the Mortal World" for free: Reincarnated as the heir of the Duke's Mansion of the Qi Dynasty, Fang Wang has a celestial palace in his mind, which he can enter to cultivate. He can cultivate any technique or skill to perfection. Only after perfection can he come out. No matter how long he stays in the celestial palace, reality is just a moment away.
At the age of sixteen, Fang Wang entered the realm of martial arts legends without anyone knowing.
however.
One day, Fang Wang heard that his fourth uncle's adopted daughter, Zhou Xue, had gone mad and was saying in the Duke's mansion that the Fang family was about to be wiped out.
Fang Wang quietly arrived outside Zhou Xue's room, just in time to hear her muttering to herself: "Sigh, I was once a Celestial Venerable, yet now, having returned to my youth, I cannot reverse my family's fate. Is Heaven deliberately playing a cruel joke on me...? Even if..."