Toshiko meets an unusual woman at a bar named Mary, who gives her a strange pendant. She is upset, yet amazed by what she now has - the ability to read people's minds thanks to the alien pendant. However, Tosh finds this terrible curse, that contains her friend's darkest secrets, must be broken. So she asks for help from Mary, the only person who knows. But first, Tosh has to get her into Torchwood.