[안되는
줄
알면서
왜
그랬
을까](javascript:void(0)) (romanization: an-doe-neun jul almyeon-seo wae geu- rae-sseul-kka) Meaning in natural English:
“Why did (I/you) do that even knowing it wouldn’t work?” or “Why did (I/you) do it when (I/you) knew it was no good?”