The Yandere Healer's Gang of Villains

Jiang Su has lived fifteen years in the cultivation world when she realizes the horrifying truth: her entire existence is a throwaway side character in a novel, destined to die alone and forgotten. The revelation shatters her sanity. Why play nice when death is inevitable? She transforms into a terrifyingly unhinged medical cultivator who solves every problem with violence and poison. Her fellow disciples, instead of being horrified, become utterly obsessed with their new "psycho junior sister." Soon she's collecting the worst friends imaginable: a family-annihilating massacre expert, a secret…