JLPT N2 Grammar - あげく (How to say "In the end"/"After all~" in Japanese)

The video tutorial begins with a personal story about waiting in line for ramen, only to find it sold out, illustrating a sense of disappointment. The lesson then introduces a Japanese phrase that conveys the idea of effort leading to a disappointing result. Through examples, including a story about a lost ring, the video explains the phrase's meaning and structure. The tutorial concludes with a discussion on the phrase's usage and its emphasis on degree.

What new insight or understanding did you gain from this video?