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The Best Episodes of The Legend of the Blue Sea

Every episode of The Legend of the Blue Sea ranked from best to worst. Let's dive into the Best Episodes of The Legend of the Blue Sea!

Binge this in 19h 48m•Peaking at 10.0/10

A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.

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Episode Rankings

  1. #1 Fan Favorite
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    The Legend of the Blue Sea Season 1 Episode 4 - Premonition
    10.0/10(2 votes)

    #1 - Premonition

    S1:E4

    At the aquarium, Joon-Jae runs into a woman being chased by security. Feeling a sense of déjà vu, Joon-Jae rescues her and brings her home.

    Director:Unknown
    Writer:Unknown

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  2. The Legend of the Blue Sea Season 1 Episode 5 - Reduplicate
    10.0/10(1 votes)

    #2 - Reduplicate

    S1:E5

    Joon-Jae lives with the woman who he names Sim Chung. Fugitive Dae-Young has been on the run for 3 months when a murder occurs near Joon-Jae's house.

    Director:Unknown
    Writer:Unknown

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  3. The Legend of the Blue Sea Season 1 Episode 6 - Jealousy
    10.0/10(1 votes)

    #3 - Jealousy

    S1:E6

    Sim Chung is involved in a traffic accident. Joon-Jae rushes to the hospital to find her in critical condition.

    Director:Unknown
    Writer:Unknown

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  4. The Legend of the Blue Sea Season 1 Episode 7 - Jealousy for Love
    10.0/10(1 votes)

    #4 - Jealousy for Love

    S1:E7

    Joon-Jae tells Sim Chung he loves her. Meanwhile, detective Hong comes across Dae-Young while investigating a murder.

    Director:Unknown
    Writer:Unknown

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  5. The Legend of the Blue Sea Season 1 Episode 8 - Sincere
    10.0/10(2 votes)

    #5 - Sincere

    S1:E8

    Jung-Hoon teaches Sim Chung that jealousy is the way to a man's heart. Meanwhile, Joon-Jae sees an image of a man with a mermaid on an ancient vase.

    Director:Unknown
    Writer:Unknown

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  6. The Legend of the Blue Sea Season 1 Episode 9 - Reveal
    10.0/10(1 votes)

    #6 - Reveal

    S1:E9

    Joon-Jae finally faces off with his pursuer Dae-Young. He suffers a major injury and confesses his feelings to Sim Chung before losing consciousness.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of The Legend of the Blue Sea

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  7. The Legend of the Blue Sea Season 1 Episode 11 - Hurt
    10.0/10(2 votes)

    #7 - Hurt

    S1:E11

    Sim Chung leaves the house after learning Joon-Jae is a conman. In a panic, Joon-Jae desperately searches for her.

    Director:Unknown
    Writer:Unknown

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  8. The Legend of the Blue Sea Season 1 Episode 12 - Sweet
    10.0/10(1 votes)

    #8 - Sweet

    S1:E12

    Joon-Jae is arrested by detective Hong. When Sim Chung realizes they are in danger, she tracks them down.

    Director:Unknown
    Writer:Unknown

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  9. The Legend of the Blue Sea Season 1 Episode 13 - Episode 13
    10.0/10(2 votes)

    #9 - Episode 13

    S1:E13

    Joon-Jae is still having strange dreams. Sim Chung hears Joon-Jae say the name Se-Hwa in his sleep. She asks him who he is talking about.

    Director:Unknown
    Writer:Unknown

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  10. The Legend of the Blue Sea Season 1 Episode 16 - Episode 16
    10.0/10(1 votes)

    #10 - Episode 16

    S1:E16

    Joon-Jae and Yoo-Ran have an emotional reunion at Sim Chung's birthday party. Joon-Jae learns why Dae-Young has been chasing him.

    Director:Unknown
    Writer:Unknown

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  11. The Legend of the Blue Sea Season 1 Episode 18 - Episode 18
    10.0/10(1 votes)

    #11 - Episode 18

    S1:E18

    After Il-Joong's death, detective Hong gets a warrant to search Seo-Hee for evidence. Meanwhile, Chi-Hyun threatens Nam-Doo to get him to cooperate.

    Director:Unknown
    Writer:Unknown

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  12. The Legend of the Blue Sea Season 1 Episode 19 - Episode 19
    10.0/10(1 votes)

    #12 - Episode 19

    S1:E19

    Chi-Hyun points a gun at Joon-Jae, but Sim Chung jumps in front and is shot. She slips into a coma, causing Joon-Jae to fall into despair.

    Director:Unknown
    Writer:Unknown

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  13. The Legend of the Blue Sea Season 1 Episode 3 - Find Again
    9.8/10(5 votes)

    #13 - Find Again

    S1:E3

    With no memory, Joon-Jae finds himself alone on a beach next to a jade bracelet and a single pearl. Meanwhile, the mermaid crosses the ocean to Seoul.

    Director:Unknown
    Writer:Unknown

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  14. The Legend of the Blue Sea Season 1 Episode 17 - Episode 17
    8.5/10(2 votes)

    #14 - Episode 17

    S1:E17

    After almost being caught by Dae-Young, Sim Chung erases his memory. In the process, she witnesses the final moments of Dam-Ryung and Se-Hwa.

    Director:Unknown
    Writer:Unknown

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  15. The Legend of the Blue Sea Season 1 Episode 1 - Destiny
    7.7/10(28 votes)

    #15 - Destiny

    S1:E1

    In 1958, the nobleman Dam-Ryung releases a mermaid back into the ocean. In present-day Seoul, the figure of conman Joon-Jae stands on the same spot.

    Director:Unknown
    Writer:Park Ji-eun

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  16. The Legend of the Blue Sea Season 1 Episode 15 - Episode 15
    7.2/10(6 votes)

    #16 - Episode 15

    S1:E15

    Sim Chung's heart will stop without Joon-Jae's love. Upon learning this, Joon-Jae talks about his dreams and finding out that Sim Chung is a mermaid.

    Director:Unknown
    Writer:Unknown

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  17. The Legend of the Blue Sea Season 1 Episode 2 - Meet
    6.8/10(6 votes)

    #17 - Meet

    S1:E2

    Joon-Jae brings a beautiful woman back to his hotel, unaware that she's a mermaid. Jin-Ok realizes she's been scammed and sends men after Joon-Jae.

    Director:Unknown
    Writer:Unknown

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  18. The Legend of the Blue Sea Season 1 Episode 14 - Episode 14
    5.5/10(2 votes)

    #18 - Episode 14

    S1:E14

    With Professor Jin's help, Joon-Jae learns he is an ancestor of Dam-Ryung. To avoid a tragic fate, he decides to protect Sim Chung whatever it takes.

    Director:Unknown
    Writer:Unknown

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  19. The Legend of the Blue Sea Season 1 Episode 10 - Altruism
    0.0/10(0 votes)

    #19 - Altruism

    S1:E10

    In a museum, Joon-Jae sees a figure in a painting that looks just like him. Unable to identify the figure as Dam-Ryung, he grows distraught.

    Director:Unknown
    Writer:Unknown

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  20. The Legend of the Blue Sea Season 1 Episode 20 - Final
    0.0/10(0 votes)

    #20 - Final

    S1:E20

    Sim Chung erases Joon-Jae's memory and returns to the ocean. When Joon-Jae wakes up, there's only a single pearl next to him. Three years pass...

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Premonition" is the best rated episode of "The Legend of the Blue Sea". It scored 10/10 based on 2 votes. Directed by Unknown and written by Unknown, it aired on 11/24/2016. This episode scored 0.0 points higher than the second highest rated, "Reduplicate".