공식 트위터
https://twitter.com/7order_official/status/1131138062560292864?s=19
https://twitter.com/7order_official/status/1131149999553650688?s=19
공식 유튜브
https://www.youtube.com/watch?v=qM2J1gPvV1M
https://www.youtube.com/watch?v=g97u-1cyjsI
공식 트위터
https://twitter.com/7order_official/status/1131138062560292864?s=19
https://twitter.com/7order_official/status/1131149999553650688?s=19
공식 유튜브
https://www.youtube.com/watch?v=qM2J1gPvV1M
https://www.youtube.com/watch?v=g97u-1cyjsI