The outbreak leaves no one safe. But the infected are not the only monsters in Prince Chang's way as he fights to protect the kingdom.

1. Episode 1 52m An unexpected setback in Sangju poses new problems for Prince Chang and the others. Seo-bi and Cho Beom-pal seek safety with Cho Hak-ju.

2. Episode 2 40m After Prince Chang breaks into Mungyeong Saejae, a nightmare unfolds. Officials search the queen's home, suspecting she is hiding something.

3. Episode 3 49m When Cho Hak-ju is taken from his custody, Prince Chang goes after him. Seo-bi looks for a way to treat the disease. The queen awaits her prince.

4. Episode 4 43m Seo-bi shares a critical discovery with Prince Chang, who has a favor to ask of her. Cho Hak-ju visits the queen and demands she tell him the truth.

5. Episode 5 36m To save innocent lives, Prince Chang and his men take over Hanyang. The queen determines that if she can't have the throne, no one can.