Forbidden Love with My Stepmother

Since her childhood, Mengling lived in the dusty world, and despite the hardships of her life, she always maintained a pure heart. She sings beautifully, but is sold by her father. Just when Mengling is almost desperate, Song Qingming appears and saves her. He is a handsome and righteous young man. They fall in love with each other. However, as fate would have it, Mengling is sold by her father to the Song family and becomes Song Qingming's stepmother. What will happen to the relationship between the two of them?