The Emperor: Owner of the Mask

Season 1

Crown Prince Lee Sun battles Pyunsoo hwe, an oppressive 18th-century Joseon group, helping civilians during water scarcity caused by privatization. Ga-eun aids him in overcoming obstacles to become a just ruler.

Where to Watch Season 1

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40 Episodes

Episode 1
E1
Episode 1In order to ensure that her son will be a good and wise King, his mother tries to delay his birth. Someone has poisoned the young Prince.
Episode 2
E2
Episode 2Hwa Goon tells her grandfather that she wants to be the Crown Princess. The Crown Prince sneaks out of the palace to look for Woo Bo.
Episode 3
E3
Episode 3The Crown Prince meets some colorful characters while looking for Woo Bo, who is not what he expected.
Episode 4
E4
Episode 4The Crown Prince finds he cannot stand by and watch a villager lose his hand for stealing some water to save his family, but there are unexpected consequences.
Episode 5
E5
Episode 5Hwa Goon vows to win the Crown Prince's heart. The Crown Prince finds out why he must wear the mask.
Episode 6
E6
Episode 6The Crown Prince tries to save Ga Eun's father, but that proves to be more difficult than he expected.
Episode 7
E7
Episode 7The Crown Prince asks Woo Bo how to eradicate the Pyeonsoo-hwe. King Yeongjo looks for another Lee Seon.
Episode 8
E8
Episode 8Eun Ha finds proof that her father was innocent. The Crown Prince teaches Lee Seon how to impersonate him.
Episode 9
E9
Episode 9Hwa Goon helps the Crown Prince and Dae Mok tells Lee Seon that he must now wear the mask.
Episode 10
E10
Episode 10After five years, Chilpye is a thriving marketplace and the Queen Regent has not yet stepped down.
Episode 11
E11
Episode 11The Crown Prince rescues Ga Eun but keeps his identity a secret. The palace is surprised when Lee Seon makes a ruling that does not side with the Pyeonsoo-hwe.
Episode 12
E12
Episode 12The Crown Prince persuades the largest merchants to rise up against Dae Mok, and then goes off in search of copper.
Episode 13
E13
Episode 13Ga Eun is desperate to find the pot that will clear her father's name. Lee Seon is heartbroken to have to pretend he does not know Ga Eun.
Episode 14
E14
Episode 14The Crown Prince goes to the meet point to catch the copper thieves in the act.
Episode 15
E15
Episode 15The Crown Prince uses the stolen copper to further his plan. Lee Seon finds a way to invite Ga Eun back to the palace.
Episode 16
E16
Episode 16Dowager Queen has her own plans for Ga Eun. The Crown Prince overhears Ga Eun pining for Chun Soo.
Episode 17
E17
Episode 17Hwa Goon makes a deal with her grandfather to save the Crown Prince. People are starting to figure out who the Crown Prince really is.
Episode 18
E18
Episode 18Yang tries to draw the location of the poison. Lee Seon sneaks out of the palace to see his family and runs into some people he did not expect to see.
Episode 19
E19
Episode 19The Crown Prince is worried that Ga Eun has made a terrible decision. Ga Eun figures out who really drew the map.
Episode 20
E20
Episode 20Dowager Queen enlists Ga Eun to help her figure out what hold the Pyeonsoo-hwe have over the King. Word that the King is a fake has begun to spread.
Episode 21
E21
Episode 21The Crown Prince has to decide if moving the army from the border to attack the Pyeonsoo-hwe is the right move.
Episode 22
E22
Episode 22The Crown Prince asks Hwa Goon to help him stop Choi Heon's army. The palace prepares for the Dowager Queen's birthday celebration.
Episode 23
E23
Episode 23Lee Seon tells Ga Eun that he did not kill her father. The Dowager Queen plans to use the Crown Prince to fight the Pyeonsoo-hwe.
Episode 24
E24
Episode 24When the Crown Prince sneaks into Dae Mok's house, he learns more than he bargained for. The Dowager Queen starts the Queen selection process.
Episode 25
E25
Episode 25Lee Seon and the Crown Prince worry about Ga Eun. Hwa Goon joins the marriage selection process as a judge.
Episode 26
E26
Episode 26Falsely imprisoned, Ga Eun is visited by both the Crown Prince and Lee Seon.
Episode 27
E27
Episode 27Lee Seon is unsure what to make of the Crown Prince's gift and he makes some surprising moves.
Episode 28
E28
Episode 28Ga Eun is heartbroken to learn the truth.
Episode 29
E29
Episode 29The Crown Prince is determined to save Ga Eun, but Dae Mok is one step ahead of him.
Episode 30
E30
Episode 30Following the Crown Prince's initiation into the Pyeonsoo-hwe, there is a power shift in the palace.
Episode 31
E31
Episode 31Ga Eun and Lee Seon's family worry about his safety as he pursues what he wants.
Episode 32
E32
Episode 32Hwa Goon takes her revenge on Dae Mok.
Episode 33
E33
Episode 33Hwa Goon faces Dae Mok's wrath.
Episode 34
E34
Episode 34The Crown Prince wonders if he has the right to reclaim the throne.
Episode 35
E35
Episode 35Lee Seon refuses to give up Ga Eun. The Crown Prince secures some alliances.
Episode 36
E36
Episode 36Ga Eun continues her search for the mysterious jar. The Crown Prince puts his plan in action.
Episode 37
E37
Episode 37Who is the real King? The Dowager Queen must decide which side she is on.
Episode 38
E38
Episode 38The real King dismisses the members of the Pyeonsoo-hwe. Figuring out the antidote to the deadly flower pills is the new priority.
Episode 39
E39
Episode 39Dae Mok tries to incite a riot in the palace. The King is surprised when Woo Jae offers assistance.
Episode 40
E40
Episode 40In the series finale, Ga Eun makes a decision that she thinks is for the best. Lee Seon makes a terrible realization.