Catharsis

 was a Fantasy Webtoon Original created by Ahniki; it concluded on May 1, 2019.

Synopsis
''Fear is a powerful emotion that can end up overtaking one's life. Leon thought he knew that. But when he's thrown into the demonic realm that Catharsis governs over, he'll learn that there is more to “true” fear than he could ever have imagined... But will he learn how to face it?''