The company and the union are engaged in a 'war of nerves', with each side threatening the other.
Something she said to him must have 'hit/struck/touched a nerve'. I've never seen him so angry.
“After making the mess, he didn't even offer to help clean it up.” “What (a) 'nerve'!”
(..) To hell with abroad. Why can't you talk normally? This is about Termeh and the situation you've put her in. I've put her in? You have some nerve accusing me! Who left home? Who filed for a divorce? You said leave whenever you want. Why did you come back? (..)2011 A Separation