She was originally a female villain and supporting character who did all kinds of evil. After a disaster was revealed and failed, she was eliminated by the male protagonist and reborn before she met the male and female protagonists. Therefore, the villain was not in a hurry to seek revenge, and first quietly remained silent for decades. Met them again in another way.
However, in this encounter, the villain still did not intend to kill the male and female protagonists, but chose to watch the story unfold in a way that had nothing to do with him.
It won't be too cruel, but it will still be bloody.