The Doctor’s search for Clara Oswald brings him to modern day London, where wifi is everywhere. Humanity lives in a wifi soup. But something dangerous is lurking in the signals, picking off minds and imprisoning them. As Clara becomes the target of this insidious menace, the Doctor races to save her and the world from an ancient enemy.Ahead of that the BBC have released a really cute prequel minisode, enjoy:
And here's a trailer for the episode:
Continue reading after the jump for synopses and images from the next three episodes, and a trailer for the series: