Mouse poster

Mouse

★ 8.6 20K votes 2021–2021 1 season · 22 episodes Ended tvN
K-dramaKorean drama storytelling: emotional arcs, romance beats and format traditions.This show: 9/10TenseSustained suspense and pressure from start to finish.This show: 9/10Dark toneShadowy mood and subject matter, a shade short of outright bleak.This show: 9/10Cliffhanger-drivenEngineered for the 'one more episode' effect.This show: 8/10DisturbingContent that lingers uncomfortably after the credits.This show: 8/10Graphic violenceExplicit, unflinching violence.This show: 8/10UnsettlingA creeping sense of unease and wrongness that gets under your skin.This show: 8/10Mystery boxCentral riddles sustained across whole seasons.This show: 8/10
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Starring
Hyun Bong-sikJo Jae-yoonJung Ae-riKwon Hwa-woonAhn Jae-wookKim Jung-nan
Starring
Hyun Bong-sikJo Jae-yoonJung Ae-riKwon Hwa-woonAhn Jae-wookKim Jung-nan
Ratings per Episode
246810
Votes per Episode
05001k2k2k

Mouse Episode Ratings Heatmap

AvgE1E2E3E4E5E6E7E8E9E10E11E12E13E14E15E16E17E18E19E20E21E22
S18.78.58.08.48.89.59.18.28.38.78.58.68.58.09.09.18.38.68.88.89.38.48.7

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About

"A brutal, twisty meditation on nature versus evil"

Mouse follows a rookie police officer whose path crosses a serial killer investigation built around a controversial theory: that psychopathy can be detected before birth. What starts as a fairly grounded procedural spirals into something far darker and more audacious, packed with brutal violence, moral gray zones, and a mid-run twist that upends everything you thought you knew. It's tense, grim, and unapologetically extreme, carried by committed performances and relentless pacing rather than subtlety. Not comfort viewing, but rarely boring.

Watch it for

the audacious storytelling and a mid-series twist that completely reframes the story.

Maybe skip if

you dislike graphic violence or plotting that leans into melodrama over restraint.

Written by our AI editor to help you decide, spoiler-free by design.

All Seasons

▼
limited series2021
8.718K2225h 7m
Jung Ba-reum, a steadfast and honest rookie police officer whose life completely changes after an encounter with a ruthless psychopathic serial killer. This traumatic event drives him, along with his partner Go Moo-chi—a hardened detective obsessed with avenging his parents' murder—to uncover the truth behind psychopathic behaviors.
EpTitleRatingYoursVotesRuntime
▶1The Head Hunter8.5
1K86 min
▶2Eye for Eye8.0
2K85 min
▶3Resurfacing Murder Cases8.4
84482 min
▶4Who Are You?8.8
85974 min
▶5The Live Broadcast9.5
1K63 min
▶6The Donkey and Goat9.1
92081 min
▶7Memory Loss8.2
73778 min
▶8Ba Reum's Memories8.3
71470 min
▶9Ba Reum's Brain8.7
73567 min
▶10Sung Yo Han in Me8.5
68483 min
▶11Kill Him! Kill Her!8.6
69073 min
▶12The Yo Han in Ba Reum8.5
66564 min
▶13DNA on the Weapon8.0
64367 min
▶14The Cat Killer9.0
79083 min
▶15It Was All Me!9.1
80777 min
▶16Was It Really Sung Yo Han?8.3
63864 min
▶17The Guryeong Family Massacre8.6
64573 min
▶18Please, Give Me Some Time8.8
64973 min
▶19Kim Joon Sung's Laptop8.8
65764 min
▶20Ba Reum's Final Call9.3
932100 min
▶21Special8.4
279—
▶22Mouse: The Theatrical Cut8.7
283—

Full Cast & Crew

Cast

Hyun Bong-sik Detective Bok Ho-nam
Jo Jae-yoon Daniel Lee
Jung Ae-ri Choi Yeong-sin
Kwon Hwa-woon Sung Yo-han
Ahn Jae-wook Han Seo-joon
Kim Jung-nan Seong Ji-eun
Kim Kang-hoon Jae-hoon
Ahn Nae-sang Detective Park Doo-seok
Lee Seung-gi Jeong Ba-reum
Lee Hee-joon Go Moo Chi

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