Ruler - Master of the Mask Episode 13
The other intruder in the Dae Phyunsoo, Kim Woo-jae's room stole a map that shows dates and times of the traffic in copper. Dae Phyunsoo wakes up in noise, and his men run in to catch invaders.
Moo-ha who hides Chung-woon chased by Pyunsoo people recognizes by his face that he was the personal guard of the crown prince. He then meets the prince face to face. He first blamed the prince for Han Kyu-ho's death but decides to follow the prince.
Dae Mok hears about the head of peddlers and wants to meet him. He wants to know if he should kill the head or not.
Ga-eun cannot forget the last word from Lady Yong Bin, the biological mother of the crown prince. She fed diarrhea medicine to guards of King's secret garden to enter in. However, she was caught by King.
King was surprised to see Ga-eun there. He realizes Ga-eun sees him as her enemy killed her father but cannot reveal his identity.
Hyun-seok, the king's personal guard suggests to meet Ga-eun and unveil the truth. The king sees the opportunity and seeks to meet Ga-eun.
The prince group breaks in again to find any evidence of fake pirates. They put in a crisis for Moo-ha's mistake but escapes by Mae Chang's help.
The prince and Mae Chang confirm that both are being against Pyunsoo group, but none reveals their identity.
Dae Mok initiates his scheme to take the right to print money. The Queen mother notices Dae Mok's plot and tries to secure copper in her hands.