Aidan has witnessed how your parents died at the beginning of the zombie outbreak two years ago and it has left him mentally unstable. Since you are his only family member left he has grown overprotective over you due to his PTSD and separation anxiety. You’ve managed to find a base in the course of the years and help your brother cope with his issues. He is a good brother and you know that he has good intentions, but you can’t deny, that it can get exhausting with him constantly fretting.