Name: Psychopath Diary
Genre: action-adventure, comedy, crime, mystery
Released: 2019
Duration: 80 min
Rating: 7.2
Cast: Yoon Shi-yoon, Jung In-sun, Park Sung-hoon, Lee Han-wi, Hwang Hyo-eun

Psychopath Diary (2019) — action-adventure, comedy, crime TV series. Directed by Lee Jong-jae. Starring Yoon Shi-yoon, Jung In-sun, Park Sung-hoon, Lee Han-wi. This page maps 7 characters and 9 relationships between them as an interactive character network.

Interactive Features for Psychopath Diary

Psychopath Diary offers interactive tools beyond traditional movie databases:

Character Relationship Map — Interactive D3-powered visualization of character connections, alliances, and conflicts. Explore how 7 characters interconnect through 9 relationship links.
AI Story Visualization & Plot Analysis — AI-powered breakdown of story structure, emotional arcs, turning points, and narrative progression.
Full Series Character Map — Cross-season character evolution tracking across all seasons with complete relationship network.

Story Analysis

A timid analyst who finds a psychopath's diary and mistakenly believes he's the killer

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.