angle of death Lauren/You/Camila

Two girls, two sisters, two different lives but the same love. Y/N and anna are both sisters but the got separated when they were 5. One went with their father who has fame and fortune while the other one stayed with their poor sick mother. One day anna comes from new york and isn't how Y/N remembers her. What happens if they make the biggest mistake in their life and got to see the new and cool girl group called fifth harmony? Will they fall? Fight? Or forget about it all?