Privy Purse and Plague - S1.E28

Tae Won struggles to win the favour of Queen Munjeong and to make up for the loss incurred by buying up too much paper. On the other hand, to secure the authority Queen Munjeong holds, Lady Jung plans something in secret. Suddenly, a disastrous plague sweeps the nation and what the commissioner of Sogyeokseo once said about Lady Jung comes to Ok Nyeo’s mind.