Continuity mistake: When Dong-mae slits the throat of the Japanese official, a few streaks of the man's blood suddenly appear on his nose that weren't there a couple seconds prior. (00:25:30)
Continuity mistake: When Ae-sin is about to drink the coffee Eugene handed to her, in one shot, she has the tips of her left-hand fingers placed on the side of the cup. In the next shot, her entire left hand is placed on the side of the cup. (00:07:38)
Continuity mistake: When Eugene finds the note from Ae-sin in the barn, in the shots where the camera is on him, he is holding the paper near the top. When the camera is on the paper, his hand is nearer towards the middle of the page. (01:10:02)
Continuity mistake: When Hina turns around to stab the man behind her, it is revealed that it was Dong-mae, who grabs onto her arm. At first, we can see his hand is positioned a few inches away from her the edge of her sleeve. The next shot, he is holding onto the edge of the sleeve. Then in the shot after that, he is a few inches away from the edge of the sleeve. (00:06:33)
Episode #1.9 - S1-E9
Continuity mistake: When Ae-sin is asking Eugene to read the Korean text in her book, she places her fingers on the top of the right-hand side of the book. She then asks "Can you not read", and her fingers are now placed across both sides of the book. The shot cuts to Eugene, then back to Ae-sin where her fingers are now on top of the right hand side again. (00:48:00)
Episode #1.9 - S1-E9
Continuity mistake: When Hina is talking with Dong-mae in her room, just as she says "That is the second funniest thing I've heard this year", she is holding a small wine glass that is level with her neck. The shot then cuts to an angle behind Hina's shoulder where the glass is still level with her neck. When the shot cuts to an angle in front of her, the glass is suddenly away from her neck. (00:23:40)
Episode #1.7 - S1-E7
Continuity mistake: When Ae-sin shoots Tsuda, and he falls to the ground, in the shot where Tsuda falls over the area of the ground he is lying on is covered in light. The shot then cuts to Tsuda, and the area he is lying on is suddenly shadowed. (00:48:57)
Episode #1.7 - S1-E7
Continuity mistake: Ae-sin is lying in her bed after her English lesson and learning about the word Love. There is a piece of fabric from her dress shown beside her pillow that changes position between shots. (00:25:12)
Episode #1.6 - S1-E6
Continuity mistake: When Ae-sin is looking over the letters to the English alphabet, in the shot where she removes the A card to look at the B card, she has her right hand on the side of the B card. When the camera changes angles, her right hand is suddenly positioned over the front of the card. (00:52:28)
Episode #1.5 - S1-E5
Continuity mistake: When Hui-seong is holding the playing card at the poker table, the shot continuity is extremely poor. In some shots, the top of the card can be seen sticking out above his fingers, while in other shots his hand completely obscures the card. Also, in some shots his hand is raised to his chin, while in others, it is at a rotated angle. (00:18:04)
Episode #1.5 - S1-E5
Continuity mistake: When Hui-seong is at the poker table with the other women, he is holding a smoking pipe in his hand, which is suddenly replaced with a playing card partway into the scene. (00:17:14)
Episode #1.5 - S1-E5
Continuity mistake: At the start of the scene where Hui-seong is sitting at the poker table, in the wide shot where he says "It either my parents...", no smoke can be seen coming out of the smoking pipe he is holding, but when it cuts to a closer shot, smoke is suddenly coming out of the pipe. (00:17:11)
Episode #1.4 - S1-E4
Continuity mistake: When Moore is speaking with Eugene about where Gwan-su has gone, in the shot where he says "I need go buy something and I haven't seen him around", the gat (smoking pipe) that Moore is holding is upright, then when the shot cuts, it is tilted to the right. (00:33:50)
Episode #1.4 - S1-E4
Continuity mistake: At the poker match, in the close-up of Ae-sun placing the two playing cards on the table, both cards are positioned at a rotated angle. When she attempts to reach for the money in the next shot, the cards are at a straight angle. (00:19:20)
Episode #1.2 - S1-E2
Continuity mistake: When Ae-sin is writing on papers, when Ms. Haman begins saying "You should have hidden the newspapers better", Haman's hands are at her side in one shot, but then raised in the next. (00:05:02)
Episode #1.1 - S1-E1
Continuity mistake: When Ae-sin tells the peddler that the broach collection is lovely, the peddler says "You are a bad liar", and pulls her hand away from the small table. Right at the end of the shot, her right hand is not touching anything, but in the next shot, her right hand is suddenly on her knee. (01:10:09)
Episode #1.1 - S1-E1
Continuity mistake: When the soldiers enter the room after shooting Ae-sin's mother, she is shown lying on the floor. She then turns around and shoots one of soldiers whilst lying on the floor, but when the second soldier shoots her, she is suddenly standing up. (00:58:25)
Episode #1.1 - S1-E1
Continuity mistake: When Lord Kim shoots Yu-jin's father with an arrow, in the shot where the father dies, the rug that he is wrapped up in has no visible blood stains. When it cuts to a different angle, there is suddenly a blood stain on the rug. (00:17:41)
Episode #1.1 - S1-E1
Continuity mistake: When Yu-jin sees his parents being threatened by Lord Kim's men, he puts down the branches he was carrying and moves the stick he was holding from his left hand to his right hand. He then starts running and the stick is now back in his left hand. (00:12:43)
Episode #1.1 - S1-E1
Continuity mistake: After the scene where they suggest increasing the number of men in the ganghwa area, Lord Kim is sitting at a table speaking with another man. In the shot where Kim sighs deeply, a woman can be seen walking past in the background. Then it cuts to a closer shot of Kim and the woman suddenly disappears. (00:09:02)