These kinds of stories often involve complex ethical issues. In most cases, having a sexual relationship with your best friend's boyfriend is clearly unethical. It betrays the trust of your friend and can cause great harm to the friendship. However, in some fictional stories where there are special circumstances like the best friend was already in a bad relationship and had given some form of consent, it still makes for a morally gray area.
My best friend's boyfriend was an artist. He often painted portraits of her. Once, for her birthday, he organized an exhibition in a small local gallery with all the paintings he had made of her. It was a really sweet gesture. Many people came to see the exhibition and my best friend was over the moon. This not only showed his love for her but also made her feel special in the eyes of the public.
If she gets jealous when you talk about your time with your boyfriend or if she tries to undermine your relationship in some way. For example, she might say things like 'He doesn't seem that into you' or 'You two are so different, it won't last'. These are all red flags that she might have an ulterior motive regarding your boyfriend.
Well, first of all, communication is key. If you suspect something between your best friend and your boyfriend, have an honest talk with both of them. Maybe it's just a misunderstanding. For example, I once thought my best friend and my boyfriend were getting too close because they always texted. But when I talked to them, I found out they were just discussing a surprise for me.
One story is that they were best friends since childhood. They knew everything about each other. One day, the guy realized he couldn't imagine his life without her. So he took her to their favorite park and just blurted out his feelings. She was surprised but happy as she had been secretly in love too.
One story could be that a girl's best friend was really into art. Her boyfriend, who was initially not interested, started going to art galleries with the best friend because he saw how much it meant to her. Eventually, he developed his own love for art and they all bonded over it even more.
It's highly unethical. Consider the situation from your best friend's perspective. She has an emotional connection with her boyfriend, and by getting involved sexually with him, you are not only breaking her heart but also ruining the bond you have with her. This kind of behavior is not acceptable in any healthy relationship dynamic, whether it's friendship or romantic relationships.
One of the main consequences is the loss of your best friend. No one would be okay with their friend having sex with their partner. Your friendship will likely be broken. Also, it can create a lot of drama in your social circle. People will take sides, and there will be a lot of gossip.
First, communicate your feelings to your best friend. Let her know that it makes you uncomfortable. For example, say something like 'I'm not okay with you still being friends with my ex'. Second, set boundaries. Maybe ask her not to talk about your ex in front of you. I did this with my best friend, and it worked out okay in the end. Third, try to focus on your own life and new relationships. Don't let this situation consume you.
One possible reason for this going wrong is a lack of clear relationship boundaries. If the girlfriend, boyfriend, and best friend don't clearly define what is acceptable behavior, confusion can occur. For instance, if the best friend starts getting too involved in the couple's affairs. Another factor could be the best friend's own insecurities or loneliness, causing her to overstep. The key is for all parties to respect the main relationship between the girlfriend and the boyfriend.