Su Ying was gifted since she was a child, and was accepted as a disciple by the old immortal Bai. She went to the mountain to practice since she was a child. Her younger brother was blind since he was a child, but he was proficient in music and poetry, and he also went to the mountain to study since he was a child. Ouyang Ruyan was born on the same day as Su Ying. She was gentle, small, and lovable. She was rescued by Mrs. Su, but was used by her father to slowly kill Mrs. Su with orchids. Su Ying was ignorant of the world and was used and hurt from the beginning. She lost her relatives and fell into ruin. In order to save her father's life, she married Qu Jinran as a concubine. She was not allowed to practice medicine and sell medicine for a living. Because of the love between her younger brother and Ru Xue, she was stabbed in the heart by Qu Jinran's sword. The master tried his best to mend her heart and died.
In the end, Su Ying became open-minded and transparent, abandoned the secular world, arranged everything at home and then disappeared. In the end, she lived a lonely life, hiding like her master, practicing medicine and saving people everywhere.