The Traitor Of The Hero Party summary: ‘Ahh, that guy who is always laughing eerily..’ When asked about him, everyone would say that in unison. People who do not really know him, they say he’s creepy. That man is the burden of the hero party. However, he is the strongest. A political demon lord subjugation. Hak, who knew all that went on behind the scenes, hid his ident.i.ty and became the hero party’s burden. Hak was hoping to finish his job quietly like that but… The world would not let Hak do that. Because those who have power, have responsibilities.