Yeah they look like siblings. I feel like a lot of the characters don't really look that different, they kinda all look like different versions of each other. The only one I feel actually looks different is Jihyuk
BROO I KNEW IT I KNEW IT IVE BEEN THINKING HE'S LIKE SOME SORT OF TIME TRAVELER AND HE'S THE ONLY ONE WHO REMEMBERS WHAT HAPPENED EVERYTIME THEY RESTART FROM THE START OMG OMG
LMAOOO i still clicked even tho i know what's coming