Episode Ratings Grid

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Episode Power Rankings

The peaks and the valleys. Find the essential episodes — and the ones to skip.

#1
S1E10 8.5
Altruism

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.

#2
S1E15 8.5
Episode #1.15

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.

#3
S1E18 8.4
Episode #1.18

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.

#4 Jealousy S1E6 8.3
#5 Sweet S1E12 8.3
#6 Reduplicate S1E5 8.2
#7 Jealousy For Love S1E7 8.2
#8 Hurt S1E11 8.2
#9 Episode #1.13 S1E13 8.2
#10 Episode #1.14 S1E14 8.2

Lowlights

#20 S1E1 Destiny 7.7

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.

#19 Final S1E20 7.9
#18 Episode #1.17 S1E17 8.0
#17 Episode #1.16 S1E16 8.0
#16 Find Again S1E3 8.0

The Quality Arc

Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.

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Episode Engagement

High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

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