A Bona Fide Killer S1E4 — Episode 4
8.5

Episode 4

8.5/10 · 40 votesAug 8, 202660 min

Ranked #5 of 14 in Season 1•+0.1 vs season avg

Discussion

As Bo-na keeps working, Yul starts whining, and Bo-na struggles with balancing childcare and work. Meanwhile, people are enraged by child sex offender Pyo Gyu-cheol's release after serving his sentence. Tae-sung meets Dong-jin who is tracking Pyo Gyu-cheol. Dong-jin believes Pyo Gyu-cheol could be Kingfisher's

Seasons1

Season 1 Episodes14

Cast11

Gong Hyo-jin

Gong Hyo-jin

Yoo Bo-na

Jung Jun-won

Jung Jun-won

Kwon Tae-sung

Lee Sang-yi

Lee Sang-yi

Lee Dong-jin

Sung Dong-il

Sung Dong-il

Kim Bong-pal

Moo Jin-sung

Moo Jin-sung

Gi Yeong-do

Lee Eun-saem

Lee Eun-saem

Kwon Se-ah

Kim Nam-hee

Kim Nam-hee

Bong Tae-min

Ha Yully

Ha Yully

Oh Hyun-nam

Choi Woo-sung

Choi Woo-sung

Beom Seong-hoon

Shin Hyun-soo

Shin Hyun-soo

Seul-gi / Sergei Volansky

Lee Chan-yang

Lee Chan-yang

Kim Min-jae

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Episode Summary

"Episode 4" is episode 4 of A Bona Fide Killer season 1. It scored 8.5/10 from 40 votes, ranking #5 of 14 episodes this season (season average 8.4). It aired on August 8, 2026.