After saving the male lead’s grandmother, the female lead enters a contract marriage with him. For three years, she endures humiliation and gives everything humbly. Finally, her mother‑in‑law and the pregnant white moonlight join forces to drive her away. Hiding her pregnancy, she decides to raise the baby alone and returns to her family to inherit the wealthy conglomerate. Unexpectedly, her cold husband refuses to let go. He pesters her repeatedly and begs her not to leave.