A three-year-old girl who has transmigrated from her original world into this new world. She is the daughter of Lu Yu and is deeply concerned about protecting her second brother Lu Fei from a tragic future she witnessed in a dream. She is well-behaved, tactful, and brave despite her young age. She carries a shark plushie named Dudu everywhere. She has elite early education and is described as practically an angel by A Jiu.
