Being an adult
This person’s actions made a possibly embarrassing situation much more bearable. You could say they chose the best course of action for everyone involved.
Isn’t it funny how many people claim to have met one another on a dating website?… So, whether you got sunburn or not, this person was wise just to say ‘okay’ and flee from that unsavory situation. We’re sorry for them; we’ll buy them some aloe vera and find them a lovely single friend to do it for them.