Keeper of the pearl and hyacinth are the only two that come to mind
Hosik story
Blood link
Not sure if u only want webtoons but tadaima, okaeri is a good one (๑•ㅂ•)و✧
These are not really long tho...but still a good read
tadaima, okaeri
all the fluff of the world but with a small dose of angst every now and then for all the right reasons ٩(๑❛ᴗ❛๑)۶
So people I need help. Can you guys give me a long omegaverse manhwa other than the classics like love is an illusion, megumi and tsugumi and love shuttle. Thanks in advance (づ￣ ³￣)づ