Lu Lu, who died in childbirth at the age of twenty, was reborn as six years old and found that he was actually the daughter of the Song family who had been stolen. In this life, she has the ability to hear voices and see the past. After being adopted by the Shen family, she gradually uncovers the mystery of her life experience and confronts her evil adoptive sister Lin Weiwei and the mastermind Zhao Zhiming. However, the truth is far more shocking than imagined - her genes are connected to the bloodline of ancient alien guardians. When an interstellar crisis strikes, Lu Lu must serve as the "key" to build a bridge between the two civilizations and protect everything she loves.
