Every season of Through the Darkness ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Through the Darkness!

Red Cap Incident

Habits of Criminals

Ha-yeong Meets Tae-gu Again

What Must We Remember?

Looking into the Minds of Evil

The Man With the Hiking Boots

A Scary Wolf Inside the Rabbit Burrow

There Are No Perfect Crimes

Becoming the Monster

I Just Liked It

The Victims And Their Families

The Hearts of Criminals

A team of tenacious detectives study the minds of murderers at a time when Korea's first serial murders terrorized the nation. Based on true events.

The Best Seasons of Through the Darkness

The Best Seasons of Through the Darkness

Season 1