Responses
https://www.mangago.zone/read-manga/save_me/ I don't think is this one that your are talking about but its a good manhwa I recommend. ٩(๑❛ᴗ❛๑)۶
https://www.mangago.zone/read-manga/save_me/ i think this is the one but it's not incest he's just a brocon
its about twins in orphanage and they switch names on purpose one of them get adopted into rich family and the split up and meet in high school and its incest and the seme is yandere and twisted srry i dont remember much and oh its probably part of one shots so yeah thanks