this one? https://www.mangago.zone/read-manga/to_me_who_doesn_t_love_you_team_hazama/
I only read the 1st chapter when it came out so I don't remember if one of them hated the other, but the rest of your description seems to match what I remember
I only read the 1st ch when it came out so idk shit about it :)) but it seems like it fits your description
goddam site, my 1st comment wasn't showing up so I commented again :)) im sorry
Its this one. Ive been looking for this since last week. Thank you so much. (⌒▽⌒)
Its okk, thanks againnヾ(❀╹◡╹)ﾉ~
Can someone help me find that bl omegaverse manhaa where uke (omega) lost his memory and the alpha seme his husband was acting suspicious so omega thought it was related to the accident. Later he regain his memory and hated the alpha? I hope it makes sense thats all I remember