When the Legitimate Daughter Returns, Yunshu, Mountains and Rivers Are All Here for You.

Song Qingning went to war for his cousin at the age of fourteen and won military glory with his own blood. In her previous life, she followed her mother's arrangements and used her military exploits to win the title of County Lord for her cousin. With the title of county head, my cousin got rid of her low-born fiancé and married into a high-ranking family. Once reborn, Song Qingning was determined to recover her blood debt. She plotted step by step, tearing apart the masks of Song Qingyan and Song Mingtang one after another, digging out evidence of Liu's poisoning and frame-up, uncovering the truth about the child exchange, and finally bringing all the evildoers to justice and happily reunited with their biological families.