The war in the southern border has cleared, and the second prince Yu Heng is loyal, brave and courageous, and returns with great honors after quelling the border troubles. Facing the turmoil in the palace, he upheld justice, proved his innocence, and showed his kindness. Concubine Wen is kind and gentle, treats her young master kindly, and warms the palace with kindness. The little princess is pure and sincere, sticks to her true heart, and is still romantic even though she is in a deep palace. Everyone joins hands to uphold morality and justice in the changing situation, writes the warmth of the palace with sincerity and responsibility, protects the peace of the family and the country, and fully demonstrates the righteousness of the world and the sincere original intention.