群れなして、ひとり呑気に、追いかけまわして、
悠然と泳ぐ魚たちに囲まれて。

ガラスの向こう側なのは、彼らなのか、自分なのか、
そんな曖昧な世界に、
ちょっぴりのぼせてしまいそう。

だからその。

めまいで転んでしまわないように、
服のそでを探して手を伸ばすのは、
うん、仕方のないことでしょう？

She is surrounded by fish swimming in schools, while she herself seems entirely carefree, sometimes chasing the fish with her eyes. Who is actually on the other side of the glass? Is it the fish, or her? This ambiguous world is sometimes dizzying. So...that's why...I can't help it if I reach my arms through my sleeves to try to find you so I won't fall, you know?