Which is stupid. He snuck in your tent and decides he will try to see if he is lucky when randomly stabbing the body instead of throat or head. It it's almost laughable ever he trying to call any infiltrator an assassin when history implies that all infils are idiots and can't ever actually kill someone.
It's called suspension of disbelief. You have to just go with the flow, and realize that the game makes compromises to keep gameplay going.
