He’s engaging in what is, for all intents and purposes, a transactional relationship or a particularly grind-y MMO quest line.
It saves me all of the time and anxiety that comes with writing a thrice-weekly column that usually culminates with the 3 AM insomnia-inducing panic that leads to my brain screaming “I HAVE RUN OUT OF IDEAS!
A Nice Guy traditionally finds himself in the Friend Zone in one of two ways: either he asks someone out and gets the Let’s Just Be Friends speech or else he never asks her out in the first place.
Either way, he strikes up a friendship with her instead – a friendship that is, at it’s core, predicated on her eventually realizing what a great guy he his, how he has all these amazing sides to him that she just has never seen before and that he’s actually pants-wettingly sexy.
They probably teased you because they thought he had a crush on you.
Given that his behavior was, admittedly, a little pathetic, you vehemently denied having any romantic feelings for him, and buttressed your position by claiming that you were “just friends.” Besides, he totally wasn’t your type.
Either the Nice Guy sees an opportunity and makes his move – and gets shot down – or his crush gets a new boyfriend; this is usually seen as the last straw for the Nice Guy.