The protagonist could change their routine and environment to avoid encounters. Also, documenting any inappropriate behavior by the ex-husband can be useful for protection and as evidence if needed.
Well, one way could be for the character to seek support from friends and family. Another option is to move to a new place and start fresh, cutting off all contact with the ex-husband.
You could be firm and clear in your communication. Let him know exactly how you feel and that you have no interest in rekindling anything.
You could show your firm attitude and make it clear that you have no intention of reconciling. Maybe avoid giving him any false hopes or ambiguous signals.
One way could be to have the female lead in the novel get a restraining order. It's a legal measure that can keep the ex - husband at bay. This shows that she is taking control of the situation and protecting herself.
One way could be to involve the authorities in the story. For example, the female lead could file a restraining order against her ex - husband if it's that bad. This shows a strong stance and also protects her safety.
One option is to seek legal advice if his actions are causing harm, like in cases of slander. Another way is to distance herself from him as much as possible and surround herself with positive and supportive people who won't believe his false stories.
Well, in a novel, the protagonist might try to understand his underlying issues and communicate openly to tame the dangerous husband.
First, you can try to have an honest conversation with him. Express your feelings and concerns directly. For example, say something like 'I've noticed some signs that worry me, and I need you to be honest about our relationship.'
One way is to focus on self - growth. Use this time to improve yourself and let go of the past grudges. Also, avoid bad - mouthing your ex - wife in public. This can only make the situation more complicated. Another important thing is to respect her decisions, whether it's about career or personal relationships.
Often, it might be due to deep-seated insecurities or past traumas. Maybe the friend saw the protagonist as their only source of stability and became overly possessive.