手づくりチョコセットを買ったものの（私不器用だし、やっぱ既製品を…）と気持ちが
揺らいでいるところを意中の彼に目撃され、完全に退路を失った女の子

While buying a set for making handmade chocolate (I'm not good at it, so naturally I get pre-made...) with wavering emotions, the girl was spotted by the guy she has feelings for, and lost all avenues of retreat.