Rosie Tomlinson is the third oldest of the Tomlinson kids and seems to have broken the tradition of falling in love by 18. It's her first year of uni and she still hasn't held a boy's hand, hasn't had a real first kiss. When she does meet a boy though she knows bringing him home won't be easy. Her dad (Louis) will be even more overprotective than he was over her older sister, Alexis. But at least Rosie has her pop (Harry) as help to somewhat keep her dad from losing his head. Never Grow Up series: Book 4

Harry and Louis' son is on a journey of self-discovery and figuring out his own sexuality, with some very unexpected turns for the Tomlinson family along the way. Sequel to All About Us and Back to the Beginning. Never Grow Up series: Book 3

When Harry and Louis' teenage daughter bring a boy home for the first time to meet them Louis tries to act as the protective father and Harry just wants everyone to be happy. Throughout the night and protests from their daughter, Louis and Harry reminisce about how they met and overtime share their story with the boy that seems to look at their daughter the same way Louis once and still looks at Harry. Never Grow Up series: Book 1

Prequel to All About Us. After Harry and Louis share some of their story with the boy that stole their daughter's heart we go back to where it all started. From the very beginning they fall in love and we see their lives without their kids and watch as their relationship is tested. The struggle of becoming teen parents and then turning their lives into what they have in All About Us. Never Grow Up series: Book 2

Louis Tomlinson was only 22 when he became the father of Kaster. Kaster, biologically, wasn't Louis'. However, he has raised her for almost her whole life. Louis was best mates with Kaster's father, so after he was killed in a car accident, and her mother ran away, Louis became her legal guardian. Harry Styles is a member of one of the most successful bands in the whole world. Along with Niall, Liam, and Zayn What happens when Harry is out grocery shopping, being surprised by a little two-year-old girl grabbing onto his leg, complaining that she has lost her father ?