He admitted that he was the one who did that to jaaaay. So that means, he knows what he is doing, what they were doing. And yet, still allows it to happen, because he has the same feelings and i think that the hyung's current girlfriend only said that because it also came from the hyung's mouth. He intended to say that, so when hay found his gurlfriend she would say that. Hetruly knows how to stir his younger brother wth.
Pomegranate