Idiot Big Brother || The story of being Tom Holland's little sister

Astrid Holland is fifteen.
She has a small life in London and her best friend.
She was adopted when she was three years old.
Her old family didn't treat her right, but her new family, the Hollands, and her best friend, Aidan Gallagher, help her to move past it. Yet it still haunts her brain.

Her brothers and Aidan used to be her best friends but when they started acting everything changed as Astrid stayed unknown to fame.
When her brothers and her best friend from America jump back into her life, will she be able to handle the change of having people to trust and rely on again?