Setting clear boundaries and expectations is vital in any relationship, especially in open relationships where defining rules is crucial. In a recent Reddit post, a man shared how his wife violated their agreements for their open marriage, leading to serious conflict. Despite the husband sticking to their established rules, his wife broke them by bringing her hook-ups into their home, leading to heated arguments and even talk of divorce. The Reddit community unanimously supported the husband, emphasizing the importance of trust and respecting boundaries in open relationships. This story highlights the significance of setting and adhering to clear boundaries in any relationship.