I Was Drugged at the Beginning, and All the Villains Wanted to Kill Me?

[Villain + decisive killing + invincibility + master and rebel + Lao Liu] Gu Chen, the villain of the Demon Sect in his previous life, died at the hands of the Empress. After waking up, he found that he was reborn and became the peak leader of the upright Immortal Sect. But it seems that his disciples are all enemies in the past life or undercover agents of the enemy. They all want to rebel against their master and kill him? There is even a villain who transforms into a poisonous woman at the beginning and poisons herself? "Jie Jie Jie, then don't blame me for being cruel and cruel."