The Story Left Untold

Payton Beckett and Louis Tomlinson met in primary school, and were instantly inseparable. She watches him rise to fame after the X-Factor, and is always the first person he talks to when something big happens.

What happens when Payton's life is turned upside down by the death of her parents, leaving her to care for her 8 year old sister, but she neglects to tell Louis until he shows up for a surprise visit months later?