Ben, like many young men out there keep watching and waiting for the right time to disclose their intentions, thinking their targets are equally in on the affection and once the answer is a no, or 'i of you like a brother," the love once shared quickly becomes sour just like Ben and NK
He has a full hope not knowing that Nk wasn't in the same page with him
I am sure he learned to be outspoken in his next relationship and that Nk too didn't repeat being so close to a guy she doesn't have intention of something intimate