Prehistoric: Invincible Immortal Cultivation System

It has been an ordinary life for more than 20 years. Lin Fan, an otaku, originally had a long life, but because the cat he was saving the goddess fell from the roof of the building, he accidentally traveled to the ancient times and got a system called Invincible Cultivation of Immortals. System introduction: This system is unique in all the worlds. Children, please enjoy it secretly. From then on, Lin Fan embarked on the road of cultivating immortality. It's just that this road feels darker and darker as we go - Lin Fan thought to himself This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.