The end of the world: no morals, I do whatever I want

Story of: The end of the world: no morals, I do whatever I want

[Dark Summoning + Decisive Killing + Egoism + Never a Saint + Pure Dark Literature + Violent Aesthetics] Gu Cheng was reborn after suffering hardships in the last days. Compared with future memories and survival experience, Gu Cheng's greatest gain is the perception of blackening! "Weakness is the original sin. In this world, only killing and strength can dominate everything!" Just like in his previous life, Gu Cheng awakened and became a dark summoner. As long as he performed a blood sacrifice, he could obtain a summoned beast with extraordinary strength. Plan ahead and plunder the opportunities and adventures of the pride of heaven. Gu Cheng embarked on a path of heroism, where those who follow will prosper and those who go against will perish. Three-headed hellhound, abyss succubus, skeleton dragon, Balor Flame Demon. When one terrifying creature after another was summoned by Gu Cheng and served him as the master... Gu Cheng has become the only ruler of this land!