The McHugh's marriage is on the rocks. Daughter Ciara worries that her mother and father are going to divorce. Lillian, Ciara's Gran, is worried too. She has a nice life now, since her bullying husband died. This could all change. Meanwhile, Brenda Johnstone is very happy. She has a lot to gain if the McHugh's divorce. Or has she? And Mike and Kathy Stuart, the McHugh's best friends, are beginning to wonder if the friendship can survive. Then, one awful night, everything changes....