So I watched that episode and my first thought was that I was angry. I felt cheated. I felt let down. All series we've been waiting for the big reveal. And that was it? The bloody Master? Right from the very first time we saw Missy tons of people were saying it was the Master. The name Missy as in Mistress. The…

The doctor isn't a 'thousand year old space god', he's just a very naughty boy.