Park Soo Jong leads his troops to the palace, declaring he will take over as regent to fix the state's affairs. Meanwhile, Sadam is enraged to find that Do Ha, who was trapped inside a painting, has disappeared.
Kisan is shocked to hear ghosts are killing palace staff Lee Rin and Do Ha vow to stop them. Do Ha sees her sister Yeon Ha's face superimposed on Mo Yeon Wol, preventing her from being harmed.
Lee Rin asks Moo Seok to join him in fighting the smallpox goddess (Mamashin). Meanwhile, Soo Ryun is tortured.
Lee Rin informs Jo Sang Heon that Sadam is the one who gathered the vengeful spirits. Sang Heon then explains what happened to King Haejong. Park Soo Jong refuses to ally with the 'lowly shaman' Sadam and has him thrown out.
Lee Rin asks Jo Sang Heon what happened to his father, but Sang Heon coldly turns him away, saying it's none of his business. Meanwhile, Sadam and Hojo are pleased, believing vengeful spirits will heal the dragon god.
Lee Rin is worried about Do Ha's wound. Seeing Lee Rin and Do Ha together, Jo Sang Heon stops Lee Rin. Moo Seok is surprised to see Sang Heon take down five thugs at once.
While Ok Mae calls for Jo Sang Heon, Lee Rin slips into a room after a scuffle with Do Ha, narrowly missing Sang Heon. Moo Seok feels awkward as Do Ha applies medicine to his arm wound.
Kisan suspects Park Soo Jong of smuggling Lee Rin out. Enraged by news that Park moved troops, Kisan questions if Park is threatening him. Lee Rin and Do Ha hide in the underground storage of the Jamojeonga guesthouse.
While trying to save 'Yeon Ha', the only Mago tribeswoman who can bloom the flower, Haejong is ensnared by Sadam's magic. Succumbing to madness, King Haejong brings great tragedy to the palace.
Meteorites fall on Hanyang, breaking the palace's barrier and allowing ghosts (gwimul) to invade. They attack Prince Lee Rin, who falls mysteriously ill. King Haejong learns the only cure is the 'Millennium Flower' and departs for Mount Baekdu to find it.
Lee Soon gives a decree to Ok Jung for the crimes of setting up an altar and harboring jealousy towards Inhyeon. Meanwhile, Chi Soo asks Ok Jung to be given to him as property.
Ok Jung, when Yun falls ill with smallpox, goes to see a shaman with her mother Lady Yoon. Meanwhile, Concubine Choi seeks out the palace office, saying she has an accusation against Ok Jung to announce in front of Lee Soon and the ministers.
Lee Soon, at Jang Hyeon's request to hold an interrogation, tells him to keep his mouth shut in exchange for making him his father-in-law. Meanwhile, the fourth concubine drinks poisoned rice punch and falls unconscious.
Lee Soon appoints Maid Choi to the fourth rank concubine. Meanwhile, Prince Dongpyeong confesses to Lee Soon that he loved Ok Jung.
When a palace maid of the royal kitchen says she will confess who the mastermind is, Inhyeon, Ok Jung, and Lee Soon step into the interrogation ground. Meanwhile, Chi Soo and Lee Soon meet again by chance at the courtesan house, and Chi Soo proposes a deal with Lee Soon.
The Queen Mother tells Ok Jung to promise to give her child to the queen, saying it is the custom of the palace for a concubine's child to be raised by the queen. Meanwhile, Ok Jung finds out Inhyeon is unable to conceive and calls Jang Hyeon to the palace.
Chi Soo asks Min Yu Jung to arrange a meeting with His Highness. Meanwhile, Lee Soon, at Ok Jung asking whether it is alright to have a son, tells her he wants her to give him a son at any cost.
The Queen Mother calls a priestess and sets a day for Inhyeon and Lee Soon to spend the night together. Meanwhile, Chi Soo seeks out Min Yu Jung, saying he wants to pay the Westerners' political funds. He wants only one thing, the head of Jang Hyeon.
Lee Soon rises to the position of the fourth rank concubine. Meanwhile, Min Yu Jung devises a plot to chase Ok Jung out of the palace.
Ok Jung enters the palace with the help of the Grand Queen Dowager. Meanwhile, Inhyeon, to keep her promise to Lee Soon, secures a residence where Ok Jung can stay in the palace.