Oops! My Servant is Becoming Emperor / Servant Takes the Throne

Su Niao, a beautiful yet troublesome woman, suffered greatly in her past life and eventually died from drinking poisoned wine. Reborn, she kicks her unfaithful fiancé to the curb and seeks revenge on Xie Chenjian, the man who tormented her and gave her the poisoned wine. But who would have thought that this future tyrant would be so hard to kill...