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Ruler: Master of the Mask Season 1

Here's where to watch every episode of Ruler: Master of the Mask season 1. Mouseover or tap an episode to see where to stream it. Click or tap the play icon to stream it on the best available service.
Season 01, Episode 01 Episode 1

S01 E01

May 10, 2017
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Episode 1 May 10, 2017 In 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.

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Season 01, Episode 02 Episode 2

S01 E02

May 10, 2017
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Episode 2 May 10, 2017 Hwa 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.

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Season 01, Episode 03 Episode 3

S01 E03

May 11, 2017
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Episode 3 May 11, 2017 The Crown Prince meets some colorful characters while looking for Woo Bo, who is not what he expected.

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Season 01, Episode 04 Episode 4

S01 E04

May 11, 2017
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Episode 4 May 11, 2017 The 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.

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Season 01, Episode 05 Episode 5

S01 E05

May 17, 2017
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Episode 5 May 17, 2017 Hwa Goon vows to win the Crown Prince's heart. The Crown Prince finds out why he must wear the mask.

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Season 01, Episode 06 Episode 6

S01 E06

May 17, 2017
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Episode 6 May 17, 2017 The Crown Prince tries to save Ga Eun's father, but that proves to be more difficult than he expected.

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Season 01, Episode 07 Episode 7

S01 E07

May 18, 2017
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Episode 7 May 18, 2017 The Crown Prince asks Woo Bo how to eradicate the Pyeonsoo-hwe. King Yeongjo looks for another Lee Seon.

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Season 01, Episode 08 Episode 8

S01 E08

May 18, 2017
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Episode 8 May 18, 2017 Eun Ha finds proof that her father was innocent. The Crown Prince teaches Lee Seon how to impersonate him.

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Season 01, Episode 09 Episode 9

S01 E09

May 24, 2017
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Episode 9 May 24, 2017 Hwa Goon helps the Crown Prince and Dae Mok tells Lee Seon that he must now wear the mask.

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Season 01, Episode 10 Episode 10

S01 E10

May 24, 2017
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Episode 10 May 24, 2017 After five years, Chilpye is a thriving marketplace and the Queen Regent has not yet stepped down.

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Season 01, Episode 11 Episode 11

S01 E11

May 25, 2017
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Episode 11 May 25, 2017 The 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.

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Season 01, Episode 12 Episode 12

S01 E12

May 25, 2017
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Episode 12 May 25, 2017 The Crown Prince persuades the largest merchants to rise up against Dae Mok, and then goes off in search of copper.

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Season 01, Episode 13 Episode 13

S01 E13

May 31, 2017
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Episode 13 May 31, 2017 Ga 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.

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Season 01, Episode 14 Episode 14

S01 E14

May 31, 2017
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Episode 14 May 31, 2017 The Crown Prince goes to the meet point to catch the copper thieves in the act.

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Season 01, Episode 15 Episode 15

S01 E15

Jun 1, 2017
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Episode 15 Jun 1, 2017 The Crown Prince uses the stolen copper to further his plan. Lee Seon finds a way to invite Ga Eun back to the palace.

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Season 01, Episode 16 Episode 16

S01 E16

Jun 1, 2017
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Episode 16 Jun 1, 2017 Dowager Queen has her own plans for Ga Eun. The Crown Prince overhears Ga Eun pining for Chun Soo.

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Season 01, Episode 17 Episode 17

S01 E17

Jun 7, 2017
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Episode 17 Jun 7, 2017 Hwa Goon makes a deal with her grandfather to save the Crown Prince. People are starting to figure out who the Crown Prince really is.

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Season 01, Episode 18 Episode 18

S01 E18

Jun 7, 2017
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Episode 18 Jun 7, 2017 Yang 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.

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Season 01, Episode 19 Episode 19

S01 E19

Jun 8, 2017
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Episode 19 Jun 8, 2017 The Crown Prince is worried that Ga Eun has made a terrible decision. Ga Eun figures out who really drew the map.

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Season 01, Episode 20 Episode 20

S01 E20

Jun 8, 2017
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Episode 20 Jun 8, 2017 Dowager 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.

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Season 01, Episode 21 Episode 21

S01 E21

Jun 14, 2017
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Episode 21 Jun 14, 2017

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Season 01, Episode 22 Episode 22

S01 E22

Jun 14, 2017
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Episode 22 Jun 14, 2017

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Season 01, Episode 23 Episode 23

S01 E23

Jun 15, 2017
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Episode 23 Jun 15, 2017

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Season 01, Episode 24 Episode 24

S01 E24

Jun 15, 2017
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Episode 24 Jun 15, 2017

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Season 01, Episode 25 Episode 25

S01 E25

Jun 21, 2017
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Episode 25 Jun 21, 2017

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Season 01, Episode 26 Episode 26

S01 E26

Jun 21, 2017
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Episode 26 Jun 21, 2017

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Season 01, Episode 27 Episode 27

S01 E27

Jun 22, 2017
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Episode 27 Jun 22, 2017

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Season 01, Episode 28 Episode 28

S01 E28

Jun 22, 2017
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Episode 28 Jun 22, 2017

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Season 01, Episode 29 Episode 29

S01 E29

Jun 28, 2017
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Episode 29 Jun 28, 2017

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Season 01, Episode 30 Episode 30

S01 E30

Jun 28, 2017
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Episode 30 Jun 28, 2017

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Season 01, Episode 31 Episode 31

S01 E31

Jun 29, 2017
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Episode 31 Jun 29, 2017

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Season 01, Episode 32 Episode 32

S01 E32

Jun 29, 2017
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Episode 32 Jun 29, 2017

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Season 01, Episode 33 Episode 33

S01 E33

Jul 5, 2017
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Episode 33 Jul 5, 2017

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Season 01, Episode 34 Episode 34

S01 E34

Jul 5, 2017
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Episode 34 Jul 5, 2017

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Season 01, Episode 35 Episode 35

S01 E35

Jul 6, 2017
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Episode 35 Jul 6, 2017

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Season 01, Episode 36 Episode 36

S01 E36

Jul 6, 2017
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Episode 36 Jul 6, 2017

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Season 01, Episode 37 Episode 37

S01 E37

Jul 12, 2017
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Episode 37 Jul 12, 2017

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Season 01, Episode 38 Episode 38

S01 E38

Jul 12, 2017
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Episode 38 Jul 12, 2017

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Season 01, Episode 39 Episode 39

S01 E39

Jul 13, 2017
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Episode 39 Jul 13, 2017

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Season 01, Episode 40 Episode 40

S01 E40

Jul 13, 2017
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Episode 40 Jul 13, 2017

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