The protagonist who transmigrated into a book. She was originally a medical student studying rare ancient medical books and needlework techniques. She became the male lead's original wife in the story. She is a descendant of a ghost doctor with medical knowledge. In the book, the original owner was ugly with a large red birthmark under her eyes and red rashes and blisters covering her face due to an allergic reaction. Su Luoluo is kind-hearted, refuses to abuse the children, chops down the allergen willow tree, and gives the three children baths. She misses her modern life with money in her bank account.