本片是一部Music片，由导演，由Taeyeon/Hyoyeon/Sunny主演。
剧情简介：Celebrating the comeback of #GirlsGeneration on their 15th debut anniversary. From the legendary debut song 'Into the New World' to 'Lion Heart'. Meet the Girls' Generation stages we loved again!
类型：Music
演员：Taeyeon / Hyoyeon / Sunny / Tiffany Young / Kwon Yu·ri / Sooyoung Choi / Yoona / Seohyun
