Serial killers never stop. Or rarely do. Maybe she's the one killing all those cats in Croydon.
http://www.theweek.co.uk/94260/who-i...don-cat-killer
Or maybe she's the Manchester Pusher.
https://www.bbc.co.uk/news/uk-englan...ester-45173888
Just kidding btw. For you see...I am Mary Bell.