Mortals Cultivating Demons: What's Wrong with Stealing Something?

[The protagonist is not a kind person, the Holy Mother is not allowed to enter, he is a mortal + no system + no heroine + demon cultivator + decisive killing] Li Nan traveled through time and obtained a mysterious jade pendant. He has a photographic memory and an astonishing understanding. He was captured into the Yin Demon Sect, killed his master, and inherited his inheritance... Start walking on the path of magic cultivation Practicing the Hundred Soul Banner and the secret art of blood refining, you can kill decisively and make every move step by step. To the enemy: Collect souls, refine blood, and kill them all. To a friend: Kill or kill. For those who have taken advantage of it: bury the body and settle the cause and effect. Mortals cultivate demons, kill people to seize treasures, and walk on bloody roads to achieve immortality!