Responses
there was also this 'wedding' or event scene where there were a lot of specters out on the streets at night
I realized you said it was colored so this might not be it
it isnt unfortunately ╥﹏╥
this old manhwa i cant remember much but it was colored and focused on a plot of spectres/specters (ghost demons or smth) with a male mc that lived in a haunted street/house or smth. there was also this butterfly specter lady