She was originally a princess of the Tian family, but she was forced to leave the palace due to a palace coup. She could have lived the rest of her life under his protection, but she had to go through hardships because of her blood relationship. She grew up with him, and she was happy despite the twists and turns; she helped her brother regain the throne, but she seemed to have done something wrong. Did she end the tyranny, or start a new disaster? With her own youth, whose world has she achieved?