Here's what's wrong with Graeme and Xin

Monday night's episodes showcased more cringingly awkward scenes with Graeme and Xin trying to get their stories straight under the sharp and calculating glare of Inspector Norris Clouseau. Again, I shuddered watching the actors lurch through the scenes and I wondered if they're supposed to be playing it so badly or if the actors just can't deal with the awfulness of the plot? Here's what I think. What's your opinion, dear readers?