A good omegaverse manhwa pls so far all the ones I found bore me to death 😭

I’d like if it was completed ( bonus points for pretty art style )

Not completed, but not your typical omegaverse:
https://www.mangago.zone/read-manga/aesthetics_of_unpleasantness/

Smyrna and Capri
Define the relationship
Kiraide Isasete
Kiss me liar
Kiss me if you can
Low Tide in Twilight
Unromantic
Turning
Tadaima okaeri
Shima chan chi no Tsugai nante
Omega complex
Gentle forest
Dog and bird
Gold Gray
Dear Benjamin
Love is an illusion
A Tigers Den
Minmotion Syndrome