1/7 뉴 프런티어를 향하여 BSBC 01.07 15:53 https://www.youtube.com/watch?v=N_yeD_P45yc + 223 https://www.youtube.com/channel/UCcNAi0Cztgxw3fWgbfTdwrw/videos + 448 1/7 뉴 프런티어를 향하여