Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?

Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?

A Toshiko themed episode Tosh meets an unusual woman, Mary, at a bar, who gives her a strange pendant. She is upset, yet amazed by what she now has –…