He wasn’t rude or sullen, Seong-Jae realized. He was shy. Terrified of people. And ready to crack, right now. He likely had a long history of rejections, only to finally find himself in university in a community that accepted him—only for a string of breakups to haunt him and leave him miserable, resentful, anger building to a breaking point with no one to direct it at but the general vagaries of social interaction and human nature.