BEHIND-IT S02 E17 아일릿이 내 여름이고 청량이다 | 바이오더마, 크록스, 포카리스웨트 광고 촬영 비하인드

A collection of behind-the-scenes videos of the Korean girl group ILLIT, focusing mainly on activities such as photoshoots, MV filming, music show appearances and live performances.