Oops! You need to enable JavaScript in your browser to start watching. Guidance: Contains some violence. Disable parental controls Enable parental controls ITV The Sister Series 1 - Episode 4 After Bob's true intentions are revealed, Nathan fights back with everything in his arsenal, but how far is he prepared to go? Thu Thursday 29 Oct 9pm 60 mins Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share