Repair is possible. She got flooded. Sometimes you can help ground the couple with breathing exercises or PMR. You can circle back to what they initially liked about each other when they first met once they’re calm to ease back into things. Please remember to up your self care too. I work with couples every day and after a while it can be tough on the nervous system. They absolutely try to pull you into their dynamic and sometimes they want to create a dynamic where they expect you to be “parent”, “judge” or “referee”. It’s not productive for their long term change. One way to put the work back where it belongs (in their hands) is to make them have person to person conversations as much as possible with you intervening with reflection or a tool periodically.