Synopsis: 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.** --- 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? --- **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)