Plots(1)
John is frustrated at family gatherings, unaware that the Cafferty and Christie rivalry is viciously escalating, with Michael at its heart. (BBC iPlayer)
Gallery (1)
Photo © BBC
![Rebus - Episode 4 - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/947/168947544_wlkwd2.jpg)
John is frustrated at family gatherings, unaware that the Cafferty and Christie rivalry is viciously escalating, with Michael at its heart. (BBC iPlayer)
Photo © BBC