Mad Place

Seconds after winning his case, Se-Hyuk is immediately called to investigate another murder - this time, with a suspect who claims to be his biggest fan. I-Deun, the suspect in question who holds the key to the investigation, requests a "private" sitting with Se-Hyuk, in all essence of the word. As the mystery unveils, unpleasant truths and painful memories rise to the surface once again, plunging Se-Hyuk deeper into madness.
(Source: Lezhin US)
Note: Includes seven side story chapters.