*I can help you kill your friends.* Strange dungeons have started appearing all over the world and wreaking havoc. I-Seon, a guy with the power to rebuild cities, witnesses his friends being turned into the undead. Hyeon, a powerful hunter, comes to him with an interesting proposition. I-Seon has no choice but to accept his offer. (Source: Manta)

Ga-Jun and Sun-Woo, students with supernatural abilities, are trapped in a time loop during their school trip. After witnessing their friends’ deaths, Ga-Jun realizes Sun-Woo’s death triggers the loop. He becomes fiercely protective, while Sun-Woo, confused, tries to protect Ga-Jun in return. (Source: Manta)

A thick layer of mist shrouds the world and turns people into zombie-like monsters. Without knowing its cause or the solution, the only way out is to sneak into the capital city built for the privileged. While struggling for survival, Hayeon, a talented biologist, finds out that his crush Myung Woon has something to do with the virus... (Source: Pocket Comics) *Notes: The chapter count includes a prologue and 16 side stories. The side stories contain mature scenes.*

Cha-Hui finds herself being forced to return to her hometown of Cheongna, where she practically ran away from after graduating high school. The reality of her family's poverty and misfortunes begin to overwhelm her, all while her first love and ex-boyfriend U-Kyeong insists on coming back into her life. She was the one who broke his heart, but he seems to still have feelings for her, flirting with her incessantly and making her waver. This is a story about Cha-Hui's heart-wrenching first love that she has no choice but to turn her back on. (Source: WEBTOON, edited)

Extra of 26 series (refer to Related Series field) [Original Webtoon](https://comic.naver.com/webtoon/list.nhn?titleId=721260) [Official Indonesian](https://www.webtoons.com/id/romance/2dboyfriends/list?title_no=1545) [Official S.Chinese](https://www.dongmanmanhua.cn/METROPOLIS/erciyuannanyoudaquan/list?title_no=1341) [Official T.Chinese](https://www.webtoons.com/zh-hant/romance/my2dbf/list?title_no=1534)