Psychopath Diary (2019)

Comedy · Crime · Mystery

The story of a man named Yook Dong-sik who coincidentally witnesses a murder and picks up the killer's diary. While fleeing the scene, he gets into a car accident causes him to lose his memory. Due to the diary in his possession, he mistakenly believes that he is a psychopathic serial killer.

IMDb rating: 7.7 (1,154 votes)
Seasons: 1
Streaming (US): Rakuten Viki · The Roku Channel · OnDemandKorea · Tubi TV · Amasian TV
Language: KO
Type: TV series

Browse seasons by rating shape → Open in Rising Shows app → View on IMDb

Ratings refreshed Jul 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2019)

8.59 avg 16 episodes 8.4 → 8.2 80 min avg

Season 1 episodes — IMDb ratings
#	Title	Rating	Votes
1	Memory Loss	8.4	33
2	I Am a Predator	8.8	30
3	I'm Coming for You	9.0	32
4	You and I Are the Same	9.1	30
5	He's Not Who He Seems	8.4	25
6	Who is the Real Killer	8.7	25
7	A Copy Cat Killer	8.5	22
8	Closed Case	8.6	22
9	It Wasn't Me	8.2	22
10	The Killer Inside Me	8.4	23
11	I'm Not a Nice Guy	8.5	20
12	The Confession	8.9	18
13	Jailbreak	8.8	20
14	I Remember	8.9	21
15	The New Chairman	8.1	19
16	The Final Battle	8.2	20