Heroine: Start Cleaning up the Villains by Attacking the Master

System text: When the villain was a child in the heroine's world, the heroine was a reborn person and knew that the hero was a villain. The hero knew that the heroine knew that he was a villain... The protagonist can increase the target's favorability and obtain skill cards to improve his own strength and talent. The current favorability has been increased to 80, which rewards the host with white skill cards and swordsmanship comprehension. The target's favorability has been increased to 90, and rewards the host with white experience cards*3, which can be used to increase the skill card level... System + Immortal Cultivation + Non-Invincible Flow If you can't accept non-invincible and female-dominated genres, you may find it more uncomfortable to watch, so I don't recommend you to join the trap.