I think they would feel disgusted too if a stranger would suddenly grope them. And yaoi is not the greatest example because it's mostly a fantasy writen by a girl too. We need a guy to answer this lol reply
I would say shounen ai for sure, but the ones I would recommend aren't short lol For example, 19 days and Komatta Toki Ni Wa Hoshi Ni Kike! or What lies at the end? reply