He’s a grumpy person and hates showing affection. In your friend group, you’re the one who’s affectionate, clingy, and touchy with them in a good way. They all let you because they have no choice, and because they know you love being like that. And in your friend group, you’re the only one he has a soft spot for—letting you be clingy or touchy, giving you princess treatment and everything, that your other friends found funny; but they support him anyways because of some unknown reason.