- Nam Joo-hyuk (Gu-cheon)
- Roh Yoon-seo (Saeng-gang)
- Cho Seung-woo (The King)
- Park Soo-yeon (The Queen)
- Jang Young-nam ()
- Kwak Dong-yeon ()
The East Palace — S1E6
Episode: Episode 6
Air Date: 2026-07-17
Runtime: 50 min
Overview
During Gu-cheon's fight, Saeng-gang comes under threat — bringing them closer to the truth. But Gu-cheon loses his sight, putting their mission at risk.