왜 여기 왔는지

why someone came here

→ 왜
phrase Rare #16,081
why someone came here Used in an embedded question or statement, such as “I don’t know why I came here.” The subject is understood from context. 왜 여기 왔어? is the direct, informal question “Why did you come here?”
KO: 내가 왜 여기 왔는지 이제 알겠어요.
EN: Now I know why I came here.

왜 여기 왔는지 기억 안 나?

Don't you remember why you came here?

— 애시 (2025)

왜 여기 왔는지 모르겠다

I don't know why I came here.

— 빅 식 (2017)

내가 왜 여기 왔는지 알아요?

Do you know why I came here?

— 타락천사 (1995)