170724_%25EB%25A0%2588%25EB%2593%259C%25EB%25B2%25A8%25EB%25B2%25B3_%2528Red_Velvet%2529_%25EB%25A3%25A8%25ED%2582%25A4_%2528Rookie%2529__%255B%25EC%25A0%2584%25EC%25B2%25B4%255D_%25EC%25A7%2581%25EC%25BA%25A0_Fancam_%2528%25EC%2587%25BC_%25EC%259D%258C%25EC%2595%2585%25EC%25A4%2591%25EC%258B%25AC%2529_by_Mera