Responses
After checking chapter 28, it seems she started wearing it and told everyone it was likely something medical, then afterwards said she's not taking it off after her art teacher pointed it out. So I think it's another one of her 'quirky' things but I may be wrong ╮(￣▽￣)╭
Because it's edgy ٩(๑❛ᴗ❛๑)۶
why does subin have an eyepatch