Nature Versus Nurture 
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Description
Cha Seonho lives a humble yet diligent life, but something has been bothering him for months: someone keeps leaving a sticky mess in his locker.
As the cruel pranks escalate, Seonho and his best friend, Lee Yugeon, decide to catch the culprit by staking out the locker overnight.
But when Seonho takes a break to visit the restroom, he discovers something deeply unsettling has happened to his own body…
Original Webtoon:
MrBlue
Type
Manhwa
Related Series
N/A
Associated Names
Do You Believe Humans Are Born Evil?
What Is Your Thought About Innately Evil of Human Nature Theory?
你相信人性本惡嗎?
性悪説を信じますか
성악설을 믿나요?
Groups Scanlating
N/A
Latest Release(s)
N/A
Status in Country of Origin
50 Chapters (Complete)
S1: 25 Chapters + Review (1~25)
S2: 25 Chapters + Review (26~50)
Completely Scanlated?
No
Anime Start/End Chapter
N/A
User Reviews
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Forum
0 topics, 0 posts
Click here to view the forumUser Rating
Average: 6.2 / 10.0 (9 votes)
Bayesian Average: 6.23 / 10.0
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11%
Last Updated
January 13th, 2026 4:51am PST - 2 weeks ago
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Genre
Categories
Category Recommendations
Recommendations
N/A
Author(s)
Artist(s)
Year
Original Publisher
Serialized In (magazine)
N/A
Licensed (in English)
Yes
English Publisher
Activity Stats (vs. other series)
Weekly Pos #731 (-10)
Monthly Pos #1409 (-294)
3 Month Pos #2542 (-174)
6 Month Pos #3057 (+266)
Year Pos #3113 (+845)
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