The Mongols send their envoy once again to pressure Goryo into surrendering and moving the capital out of Kanghwa island.

An Shim becomes Hapha's unofficial concubine. Hapha is seriously considering Kim Joon as his successor in the Do Bang.

Kim Yak Seon find out through his men Kim Joon and An Shim might have had a relationship before she became Hapha's concubine. So, they are going to try and gather evidence of it so they can use against him. Song Yi finds out about this and talk to her husband.