After Killing the Tyrant, I Turned into a Grass

Lu Li, the chief minister of the Wu Dynasty, tried his best to bring down the ungrateful old emperor and crushed the border defenses of the surrounding three countries that were about to move. He just needed reforms to dig out the moths in the court. But he suddenly told her that she had traveled through time and became another person... No, not a human, but a grass? ! (No CP, dedicated to cultivating immortality for 300 years, no preservatives added, professional team in cultivating immortality, you are trustworthy.)