Shadow.detective.s01e04.episode.4.plsub.1080p.d...

: Taek-rok notices his old journals have been moved. Security footage reveals an unknown man on his veranda, suggesting the "Friend" has been frequenting his home to study his psyche.

Unmasking the "Friend": Shadow Detective Season 1, Episode 4 Breakdown Shadow.Detective.S01E04.Episode.4.PLSUB.1080p.D...

Let me know your theories! Shadow Detective Episode 4 Recap and Review - Leisurebyte : Taek-rok notices his old journals have been moved

Just as Taek-rok and Jin-han prepare to make their next move, the "Friend" strikes with lethal precision. the "Friend" strikes with lethal precision.