Overprotective Much?
According to this woman, it would appear that even cousins are not permitted to comment on and like each other’s pictures. Instead of being mature about the situation, she actually contacted her boyfriend’s cousin to make sure that she knew how unwelcome her likes were in his pictures – even though they’re family.
There’s one thing called jealousy, and there’s something else known as this. Is it necessary to be afraid of your boyfriend’s cousin in order to be jealous? All she did was like his photographs (and be his relative!)