<Korean TV Series NOW> ”Ghost Palace” EP13, Yuk Seong Jae (BTOB) realizes the true identity of the Yasaka Oni = Viewership rating 9.8%, Synopsis and spoilers

*This article contains spoilers. In EP13 of the SBS TV series "Ghost Palace" (viewership rating: 9.8%), a conversation between Yori (Kim Ji-Yeon) and the King (Kim Ji-Hun)
It was shown how Gangcholi (Yuk Seong Jae) realized the true identity of the demon. While talking with the king about the demon, Yoli suddenly felt sad.
Yoriko clutched her chest and said, "I'm sorry. I'm suddenly overcome with unbearable sadness."
The king asked, "Is it Geum-hi's grief?" and Yo-ri replied, "It is probably so. Geum-hi believed that her village and family had died because of her, and she was filled with regret and sorrow."
"I think he was so sad and tormented by guilt," she replied. Yori continued, "That's why he turned into such a frightening demon. But it wasn't just one person's sadness. There were dozens of people,
The king looked shocked, and Gangcholi said, "I only now understand why he was so upset."
"The Hachisaku Oni was not alone," he said. He continued, "100 years ago, the grudges of the people of Yeongdamgol were all intertwined together. The Hachisaku Oni was a flower demon who was burned to death by fire.
But that story isn't in the book, and there was something more that happened afterwards."