I Became the Male Idol's Daughter

A girl who's a huge fan of a celebrity accidentally transmigrates to the future and becomes her idol's three-year-old daughter. She thinks it's a dream come true, the start of a happy life. But she never expects to face one trial and crisis after another. Does her mother really love her father? Is her brother really her mother's biological child? What is her mother's best friend really after? What fate awaits the girl?