Time is ticking for Se Poong and Eun Woo to save Man Bok, and they struggle to reveal the truth behind Gae Ban's death. Meanwhile, a rumor starts to spread on the streets that the King's death was caused by a mysterious poisoning, and those who are behind the King's death begin to take measures to cover the tracks. 

Realizing that Haedongboncho has something to do with his father's death, Se Poong looks for anything that is related to it. While doing so, he also figures out that Gye Ji Han actually knows who he is and who his father was. In the meantime, Gyesoo Clinic is on the verge of being sold at an absurd price due to a secret that Ji Han doesn't want to reveal.