Maid Clears the Lock

From fighting in the house to fighting in the palace, the heroine is not a white lotus, nor a sinister woman, nor a love brain... She, nameless, is a homeless child of thirteen or fourteen, begging on the street to make a living. He is a notorious little devil and the young master of the palace. She accidentally slandered him, and in order to retaliate, he took her back to the palace and tried every means to torture her. He was drugged by his biological mother and accidentally had sex with her. She became pregnant and things took a turn for the better. He and she experienced life and death, experienced twists and turns, and cherished each other. He was made the crown prince, but she was not the crown princess. For the sake of her children, she could only abandon her true nature and join the harem battle...