I know your situation. The girlfriend before me last girlfriend i had the same situation. We had a perfect relationship. On this time i loved hair and watch hairjob videos. One day i said while she play with my dick “one day i will cum on your head and touched her head an hair. After some days again and she allows me to cum on. Then we made more and more so i was allow to do a hairjob on her
Last girlfriend about 4 mounth ago same situation. We were only sexfriends not a real relationship. After some things she wanted something from me it what i never done before. So i used the situation und said if i what do that for you i play with your hair and cum on it.
Dont be shy longhair friend :-)