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Non Zero Sum

Type: Manwha
Status: Ongoing
Author: Shin Yuri, Cheong Geumgang, Son Ibul
Artist: Angma
Updated: March 20, 2026
Alternative: Non-Zero Sum / Non Zero-Sum / ノン・ゼロサム / 非零和博弈 / 非零和賽局 / 논 제로섬 / 논제로섬
Genres:
Boys Love Drama Psychological Tragedy Adult Mature Smut

📜 Summary
Warning: The series is under the tag "비욘드 하드코어", which means beyond hardcore, meaning it contains potentially triggering themes, including coercive relationships, sexual assault by multiple partners, gaslighting, and stockholm syndrome.

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Seo Hae-young, the only light of Yoon Hae-won, who has no money, no family, and no future.
After Ko Tae-gyeom, his "friend", reveals his feelings for him, Hae-won's life begins to fall apart.

Tae-gyeom demands a relationship through threats, Hae-young wields violence in an unknown manner, and another friend Joo Hyun-woo joins the ranks...

The broken relationship between the four people, the memories of the past that are now faded.

Who will win the irreversible game?

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Official Novel:
Web Novel, ebook Novel

Official Webtoon:
Bomtoon, Lezhin

Official Translations:
T.Chinese
Japanese: Beltoon, Lezhin
Show more
📌 Latest Manga Releases
Chapter 69
Chapter 68
Chapter 67
Chapter 66
Chapter 65.1
Chapter 65
Chapter 64
Chapter 63
Chapter 62
Chapter 61
Chapter 60.1
Chapter 60
Chapter 59
Chapter 58
Chapter 57
Chapter 56.1
Chapter 56
Chapter 55
Chapter 54
Chapter 53
Chapter 52.1
Chapter 52
Chapter 51.1
Chapter 51
Chapter 50.1
Chapter 50
Chapter 49
Chapter 48
Chapter 47
Chapter 46
Chapter 45
Chapter 44
Chapter 43
Chapter 42
Chapter 41
Chapter 40
Chapter 39
Chapter 38
Chapter 37
Chapter 36.5
Chapter 36
Chapter 35
Chapter 34
Chapter 33
Chapter 32
Chapter 31
Chapter 30
Chapter 29
Chapter 28
Chapter 27
Chapter 26
Chapter 25
Chapter 24
Chapter 23
Chapter 22
Chapter 21
Chapter 20
Chapter 19
Chapter 18
Chapter 17
Chapter 16
Chapter 15
Chapter 14
Chapter 13
Chapter 12
Chapter 11
Chapter 10
Chapter 9
Chapter 8
Chapter 7
Chapter 6
Chapter 5
Chapter 4
Chapter 3
Chapter 2
Chapter 1

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