Rank: 2678th, it has 705 monthly / 8431 total views.
Genres: Korean , Manhwa , Shounen ai , crime , Drama , Full Color , Mystery , Romance
Read direction: Left to Right
Release status: Completed
Year of Release: 2018
Year of Complete: 2020
MPCRS(?): E - Prohibited for persons under 14
Aspiring journalist Jonathan is helping report on the violent serial killer, Kister the Slaughterer. Kister, who's murdered 33 people at the request of his brother, suddenly starts to show interest in Jonathan...
This one is from Pocket Comics. There's a manhwa with same title from tapas