Cultivation of Immortality Begins with a Fantasy Novel

The protagonist accidentally discovered a fantasy novel. After reading it, he discovered that there was something different about this novel. After joining the fan chat** of the novel, he discovered that this novel actually contained a practice technique. People in the fan chat** were actually practicing this technique! The protagonist was interested and read this novel. From then on, he embarked on the road of cultivating immortality and began to defy heaven. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.