根據下面條link推主,9月呢幅圖數字的意思可能係。。。
The obvious answer is that these numbers [ 0, 1, 3, 7, 9, 30 ] come directly from Eunwoo’s birthday. But for fun, let’s speculate how it's related to his 2nd album:
Sept 30 [9/30]- album release date
7 songs
3 physical album versions
1 solo album
0 promotions