personally, i think that even though it comes off as being about incest...however, maybe it was translated wrong, because sometimes saying "he got screwed" means that something happened to him, not necessarily sex, thus, it might be about how sometimes parents do things, like relocate for a job, and the kids hate the parents for it
personally, i think that even though it comes off as being about incest...however, maybe it was translated wrong, because sometimes saying "he got screwed" means that something happened to him, not necessarily sex, thus, it might be about how sometimes parents do things, like relocate for a job, and the kids hate the parents for it