Is This Normal Or Selfish Behavior?how Do You Feel About Her

She was 12 when first heard that her relatives may move to live around her neighborhood.She was afraid that if they were closer to her,her parents would compare her with them often,force her to help them&treat her different because of them.For instance,her cousins might need help&her parents might force her to help them.Also,her cousins may go out with friends & something happen&her parents may not let her out with her friends because of what happen to them.She feel that will be unfair because she is not allow to do things because of them and not because of herself. She feels that she might loss freedom because of them. Also, she is afraid that her parents might treat her a certain way because of them and can prevent her from being treated the way she deserves to be. She is afraid that she might be distracted from being her own person. Afterwards, she withdrew from her parents, siblings, & relatives. She is the only one out of her siblings with that personality. Luckily,the relatives didn’t move near by.At age 17,she heard that they would move near her again&she feared the same things&again they didn’t move near by. Now at 24, she still withdraw because of fear of being treated differently because of someone else&her parents never realize it&think it is because of rudeness&selfishness &it’s not true. She is a very good girl & only need understanding. She wants her parents to treat her like who she is and what's right for her and what she deserve. She finds it hard to talk to family members because of withdrawal from them during 12 years. What do you think of her? Do you need she is selfish or is this normal behavior?