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Mercy for None

TV·2025–2025·1 season, 7 episodes·Netflix·Action & Adventure, Drama·7.8

Streaming on (US) NetflixSee all

After severing ties with his gang, a former gangster returns to uncover the truth behind his brother's death — embarking on a relentless path of revenge.

Highest-rated episodes all ranked

  1. 01Mercy for None S01E07Episode 7S01E07 · 8.3With all his obstacles cleared, Geum-son puts his endgame into play. Will Gi-jun succeed in stopping him, or go down trying?
  2. 02Mercy for None S01E04Episode 4S01E04 · 8.0Desperate to save his son, Chairman Gu digs deeper into Gi-seok's hit. After Jun-mo attacks his friends, Gi-jun goes head-to-head with Jun-mo's army.
  3. 03Mercy for None S01E05Episode 5S01E05 · 8.0Gi-jun quickly learns that his problems don't end with Jun-mo. A gang war breaks out after Chairman Lee suspects the real architect behind recent events.

Castfull cast & details

So Ji-subSo Ji-subNam Gi-junHuh Joon-hoHuh Joon-hoLee Joo-woonGong MyoungGong MyoungGu Jun-moChoo Young-wooChoo Young-wooLee Geum-sonAn Kil-kangAn Kil-kangKoo Bong-sanCho Han-cheulCho Han-cheulChoi Seong-chulLee Jun-hyukLee Jun-hyukNam Gi-seokCha Seung-wonCha Seung-wonCha Young-do

Episodes by season

Season01Episode ratings across the season — the gold bar is its best episode7Episodes2025Aired 7.6Season avg
  1. S01E01Mercy for None S01E01Episode 1June 6, 2025 6.9After Nam Gi-seok's mysterious death, Nam Gi-jun emerges from seclusion on a mission to find the perpetrator — no matter the cost.
  2. S01E02Mercy for None S01E02Episode 2June 6, 2025 7.1After tracking down Gi-seok's hit, Gi-jun discovers the scheme's origin — forcing him to enforce a rule he established more than a decade ag
  3. S01E03Mercy for None S01E03Episode 3June 6, 2025 7.9Despite his father's precautions, Gu Jun-mo underestimates the threat he faces. Frustrated and desperate, he decides to handle Gi-jun himsel
  4. S01E04Mercy for None S01E04Episode 4June 6, 2025 8.0Desperate to save his son, Chairman Gu digs deeper into Gi-seok's hit. After Jun-mo attacks his friends, Gi-jun goes head-to-head with Jun-m
  5. S01E05Mercy for None S01E05Episode 5June 6, 2025 8.0Gi-jun quickly learns that his problems don't end with Jun-mo. A gang war breaks out after Chairman Lee suspects the real architect behind r
  6. S01E06Mercy for None S01E06Episode 6June 6, 2025 7.3Cha Yeong-do sets his plan in motion. As Lee Geum-son seizes power, Gi-jun faces betrayal, danger, and a race to uncover the truth behind it
  7. S01E07Mercy for None S01E07Season's bestEpisode 7June 6, 2025 8.3With all his obstacles cleared, Geum-son puts his endgame into play. Will Gi-jun succeed in stopping him, or go down trying?

Season 1 ranked & reviewed

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