Chapter 4 None

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

Shin yuri

Cheong Geumgang

Son Ibul

손이불 / 청금강

Adult

Mature

Smut

Drama

Psychological

Tragedy

Webtoons

Yaoi

Non Zero Sum

**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](https://www.bomtoon.com/detail/nonzerosum),  [ebook Novel](https://ridibooks.com/books/793013046)

**Official Webtoon:**  
[Bomtoon](https://www.bomtoon.com/detail/non_0_sum), [Lezhin](https://www.lezhin.com/ko/comic/non_zerosum)

**Official Translations:**    
[T.Chinese](https://www.bomtoon.tw/detail/non_0_sum)     
Japanese: [Beltoon](https://www.beltoon.jp/detail/non_zerosum), [Lezhin](https://www.lezhin.jp/ja/comic/non_zerosum)

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