Chapter 1

[IN EDITING] Sherlock X Sister!Reader §

We all know the two brothers that we know and love, Mycroft and Sherlock.
But what if that they had a little sister that they never dared to tell?
That's where y/n comes in.
After all of her life in Cardiff, she finally returns to London, where her life started.
She meets a new friend named Molly as she shows her a news paper, about the great Sherlock Holmes.
She couldn't help it but visit him.

[I DO NOT OWN SHERLOCK HOLMES, BBC DOES]