Episode Ratings Grid

Every episode at a glance, color-coded by rating. Rows are episode numbers within each season, columns are seasons.

M
S1
E1
7.9
E2
7.9
E3
7.9
E4
8.2
E5
7.4
E6
7.8
E7
7.6
E8
8.4
E9
7.9
E10
8.1
E11
7.7
E12
8.1
E13
8.1
E14
7.9
E15
8.0
E16
7.5
Avg
7.9
Great
Good
SeriesScores.com

Episode Power Rankings

The best and worst episodes at a glance. Use this to find must-watch episodes or ones you might want to skip.

๐Ÿ† Top Episodes

#1 8.4

S1E8 How Are You Alive?

Soo-hyun and Hae-young notice a connection between the burglary case and Da-hye, the woman who killed herself twenty years ago.

#2
S1E4 8.2

We Found the Killer

The ninth victim is Won-kyung, the woman Jae-han loves. A driver turns himself in, but Soo-hyun and Jae-han determine that his son is the real killer.

#3
S1E10 8.1

Someone Has to Stop the Bad Guys

The bodies discovered in the mountains appear to be more victims of the 1997 serial murder case. Jae-han learns that Soo-hyun became team leader.

  1. 4. S1E12 "The Case Was Manipulated" 8.1
  2. 5. S1E13 "The Real Assailant" 8.1
  3. 6. S1E15 "Is It Really You?" 8.0
  4. 7. S1E1 "You're Doomed" 7.9
  5. 8. S1E2 "We Still Have a Chance" 7.9
  6. 9. S1E3 "We Can Prevent the Killings" 7.9
  7. 10. S1E9 "Hongwon Dong Case" 7.9

๐Ÿ“‰ Bottom Episodes

#16
S1E5 7.4

Changing the Past Alters the Present

Hae-young starts to investigate Jae-han's disappearance. Jae-han's former colleagues get suspicious about seeing Hae-young digging into the past.

  1. 15. S1E16 "If You Don't Give Up" 7.5
  2. 14. S1E7 "We Must Dig Deeper" 7.6
  3. 13. S1E11 "The One Last Case" 7.7
  4. 12. S1E6 "Catch Him by All Means" 7.8
SeriesScores.com

The Quality Arc

Each point is an episode, plotted chronologically. The colored bands mark season boundaries. Look for upward or downward trends to see if quality improved or declined over time.

S1 6.577.588.59 Rating 2 4 6 8 10 12 14 16 Episode 10 9 8 7 6 5
SeriesScores.com

Episode Engagement

Vote count shows how many people cared enough to rate. High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Rating threshold:
7 Standouts
1 Infamous
8 Hidden Gems
0 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 7.27.47.77.98.28.4 Rating 176 201 229 261 298 Votes (log scale)
Top Standout: S1E1 You're Doomed
Most Infamous: S1E5 Changing the Past Alters the Present
Best Hidden Gem: S1E10 Someone Has to Stop the Bad Guys

Episodes plotted by rating vs. vote count. The vertical line marks the rating threshold (7.5). More votes = more engagement. Toggle above to compare against global or show-specific median.

SeriesScores.com