Lady Jang was a royal concubine. She was very beautiful and smart. King Sukjong fell in love with Lady Jang and soon, they got married. Even though Lady Jang became the king's wife, Queen Inhyeon was still the queen, so Lady Jang was just a wife of King Sukjong. Lady Jang wanted the power of the queen, so she tricked King Sukjong to believe that Queen Inhyeon is a bad woman and a bad influence to the country. When Queen Inhyeon was ordered to leave the palace by the King, Lady Jang became the queen. However, she didn't do a great job, so King Sukjong brought Queen Inhyeon back and made her queen. This action made Lady Jang jealous and furious at Queen Inhyeon. So, she made a team with a few other people and started to curse Queen Inhyeon. QUeen Inhyeon died soon. WHen King SUkjong found out that Lady Jang caused Queen Inhyeon's death, he made Lady Jang drink poison, and that became the end of Lady Jang.