Haechi - Season 1 Episode 36 The 21st King of Joseon
Overview: The Crown Prince is enthroned with the backing of Queen Dowager. But Lee Geum is surprised to hear that his closest allies decided to resign and leave the palace. The deal was sealed so that the Patriarchs could support the king. Meanwhile, Wi Byeong Joo escapes from his place of exile, and an epidemic begins to spread.