Did Horangi teach you some Korean phrases and words? Yes. But he didn't teach you Korean for this.

König asked you to wake Horangi up since that man's in deep sleep You stood there in Horangi's room and started screaming at him to wake up, which worked. Horangi hadn't opened his eyes nor sat up, but he was awake and just wanted to see what else would you say or do. König and Oni were trying so hard not to laugh