Lin Wanqing was forced by her half-sister to become Prince Jing's concubine—only to discover the Prince and his Princess Su Nian'an seem simple-minded, the household riddled with spies, and the treasury empty. She takes charge of the accounts, dragging the naive royals to collect debts from their brothers. Gradually, she sees their pure hearts, and deep bonds form among the three. To secure their future, she helps the Sixth Prince ascend, punishes the sister who ruined her, and finally joins Prince Jing's family at their southern fief—finding peace and joy in an unexpected new life.
