I think I need to reread lucky paradise cos what do you mean He appeared there? I only remember Woojin
yess he does! there's some chapters where we see them at high school, but he showed for like 5 times only (and on the last chapters we could see that woojin actually had a crush on him)
author confirmed on twitter that was a translation error and it actually just says “us guys”
that makes sense!
there's a chapter on lucky paradise where woojin and yi-tae are talking and yi-tae says "us gays" but i will pretend he didnt