son. Soldiers of the royal guard from Hanyang confront the Prince, resulting in the slaughter of dozens of civilians he was trying to help. Subsequently, the Prince goes to Sangju to seek help from Lord Ahn Hyeon, his mentor. Investigating a village that seems to be oddly well-fed in such dire times, he discovers the fate of the missing boat; the precious son became a monster, the yangbans were killed or drowned, and the boat was looted after stranding itself. Awakened from his retreat by his own alarm network, Lord Ahn Hyeon arrives with troops who know how to deal with the zombie crisis. The season ends with Queen Cho taking the Regency of the vacant throne, decreeing the blockade of the South, while Lord Cho Hak-ju comes to Gyeongsang's gate with the Army and the zombie King. On the other side, Lord Ahn Hyeon and the Prince fortify Sangju against the zombies while Seo-bi and Cho Beom-pal explore the Frozen Valley, learning the origins of the zombie disease. Season Two In Hanyang, the Queen has gathered many pregnant women at Naeseonjae, her private residence. Mu-yeong's wife is there as well, taken as a hostage, to force Mu-yeong to spy on the Prince. The pregnant women are killed when their delivery is not as expected. As a result, the Special Forces Commander becomes suspicious and searches Naeseonjae. He finds the corpses of seven delivered women. The baby girls were strangled, but the baby boys were only stillborn. At Sangju, it is discovered that the zombies are slowed not by sunlight, but by temperature. Since the weather gets colder, the situation becomes worse after another night of chaos. The Prince decides to break into the border fortress with a limited squad. They are successful, but fall into a trap. Lord Ahn Hyeon is shot to death, while The Prince is put in the presence of the zombie King, and must cut his head off to save his own life. But there was a trap inside the trap; when Lord Cho Hak-ju turns back to Hanyang, Lord Ahn Hyeon appears as a resurrected zombie. Wearing his commanding flag, he bites Lord Cho Hak-ju, before being killed himself, proving the existence of zombies and the good faith of the Prince. The blockade army allies with The Prince. The next day, Lord Cho Hak-ju's corpse disappears. He has been taken by Mu-yeong, helped by