I Really Just Want to Be Safe and Cultivate Immortality

[It is detected that the host is ignored, the system request is rejected, and the system is updating itself] [Intelligent training system, at your service! [It is detected that the host is missing skills, the system will help you! [There may be some bumps during practice, please don't worry] Li Fan traveled all over the mountains and finally activated his system. His consciousness went into hibernation, and when he woke up, he found that he was surrounded by a blood-red altar. There were two bloody corpses faintly visible under the altar.