The Villain Cultivates Immortality, and I Created the Eternal Demon Clan!

[Behind the scenes + group portraits + system + family story + no heroine + the protagonist is not a human being! Jiang Nian woke up and found that he had traveled through time and became a magic mirror? And was also sealed in a mass grave and became an earthbound spirit? Such a speechless start really made Jiang Nian feel desperate... At this time, he suddenly discovered that a man who was thrown into a mass grave did not seem to be completely dead. This guy's fiancée was taken over, his whole family was slaughtered, and he was filled with resentment! So Jiang Nian got bored and imposed several strange states on him. [Holy Healing]: When injured, the injury will be healed quickly in a short time at the cost of shortening one's own lifespan! [Feast]: The physique is greatly enhanced, the cultivation speed becomes faster, and the meat becomes extremely delicious, which will attract the covetousness of demons! Unexpectedly, this man is actually invincible! In order to repay Jiang Nian's kindness, the man began to worship Jiang Nian and rebuilt his family in the mass grave. Since then, the most powerful evil demon family in all time was born! ...