Skylar May Payne is the little sister of Liam Payne from One Direction. After six years of being apart and in different countries, Liam insists that Skylar move in with him and the rest of the band. But Skylar soon relizes that Liam is hiding a secret from her. Every time their parents are mentioned, he tenses up. And, after an incident with Skylar's last boyfriend, Liam guards her like a soldier from any boy. But what happens when Niall starts to fall for her? Can Liam protect his sister and keep his secret?