Communication is key. Sit down and talk to her about how her behavior makes you feel. Let her know that her excessive jealousy or possessiveness is not healthy for the relationship.
Set boundaries clearly. If she tries to control who you talk to or what you do, firmly state what is acceptable and what isn't. For example, tell her that you can have friends of the opposite sex but you will always be loyal to her. Also, encourage her to work on her insecurities, maybe suggest therapy or self - help books if she's open to it.
If the situation becomes really bad, it may be necessary to involve authorities or get support from friends and family. A yandere - like person can be unpredictable, and having a support system in place can help protect you from any potential harm they might cause.
The first step is to set clear boundaries. Let the yandere person know firmly what is acceptable and what is not. For example, if they are being overly possessive, say 'I need my own space and you need to respect that'.
Most real - life 'yandere girlfriend' stories are not as extreme. Often, what seems like yandere behavior can be a result of insecurities. A girl may have had bad experiences in past relationships or might have self - esteem issues. So, she acts overly protective or jealous. However, it's not the same as the full - blown, often dangerous yandere concept from fictional works.
People can also document any strange or threatening behavior. If it's notes or messages, keep them. This can be useful if the situation escalates and they need to involve the police. Also, avoid being alone with the person who shows yandere - like tendencies.
One warning sign is excessive jealousy. Just like in the stories, if someone gets extremely jealous over normal interactions with others, like talking or being friendly. For example, if a person starts to glare or make mean comments when their 'target' is chatting with a coworker. Another sign is over - possessiveness. In real life yandere stories, they often act like the person they like is their property. So if someone tries to control where the other person goes or who they see, that's a red flag. Also, stalking behavior is a big warning sign. We see in the stories that yandere characters follow their objects of affection everywhere, and in real life, this is a very concerning behavior that should not be ignored.
If you find out your girlfriend is cheating, the first step might be to take some time alone to process your feelings. You need to calm down before you can have a rational conversation with her.
One way to deal with a cheating girlfriend is to take some time apart. This gives you both space to think about what you really want. Maybe during this time, she will realize her mistake and try to make amends. But if she doesn't, it might be time to move on.
One way to deal with a difficult girlfriend is to understand her perspective. Try to put yourself in her shoes. Maybe she's having a hard time at work or in her personal life. By showing empathy, you can defuse tense situations. Also, find common interests. When you engage in activities you both like, it can improve the mood between you two. And don't forget to give compliments. A little praise can go a long way in making her feel better about herself and the relationship.
There was a case where a girl had a crush on a boy at work. She started to show yandere - like tendencies. She would leave anonymous love notes and small gifts for him. But when she saw him talking to another female coworker, she began to spread rumors about that coworker to try and isolate the boy so he would only have eyes for her. This created a very tense and uncomfortable work environment.
First, it's important to have an open and honest conversation. Try to understand why she cheated and express your feelings clearly. For example, say something like 'I feel so betrayed by what you did.'