TWICE's Nayeon attended the photowall event for the opening of the fitflop Seongsu pop-up store '0 STEP' held on the 10th in Seongsu-dong, Seongdong-gu, Seoul. Based on comfortable movement and everyday wellness, '0 STEP' is an experiential retail space that sensationally interprets a new lifestyle. On this day, TWICE's Nayeon and DAY6's Young K attended the event and graced the occasion. Photo = Reporter Choi Jae-hyuk #TWICE #Nayeon #DAY6 #YoungK #fitflop #Seongsudong #popupstore