Before making any major decision about the marriage, Thomas may benefit from giving himself time to process what happened. Hurt and anger can make everything feel immediate, but stepping back for a little while could help him separate the shock of the moment from the bigger question of whether trust can realistically be rebuilt.
A calm, honest conversation between them is essential. Thomas needs space to explain why Nancy’s actions crossed an important boundary, while Nancy needs the opportunity to explain what she was thinking and whether she understands the damage caused. The goal should not simply be to decide who was right, but to determine whether both people are willing to respect each other more clearly going forward.
Professional counseling could also help them work through the situation in a more constructive way. A therapist can provide a neutral space to address trust, communication, and personal boundaries without letting the conversation collapse into blame. If both Nancy and Thomas are willing to listen, take responsibility, and make meaningful changes, this painful experience could become a turning point rather than the end of their marriage.