This are like toxic af. Do read their tw before reading. And they also short but well they fit your criteria of hate fucking
https://www.mangago.me/read-manga/the_weight_of_betrayal/
https://www.mangago.me/read-manga/aesthetics_of_unpleasantness/
https://www.mangago.me/read-manga/the_warrior_and_the_deity/
https://www.mangago.me/read-manga/boku_wa_ninkimono/ (this is a black and white manga which is a oneshot.)
i want enemies to lovers manhwa bl where they hatefuck like pure genuine hate because all the bl that I've read with hatefucks always is too short like 5 chapters or so