왜 이러세요

why are you doing this?

→ 왜
phrase Rare #19,396
why are you doing this? A polite way to ask why someone is acting this way; depending on context, it can express concern, confusion, or disapproval.
KO: 갑자기 왜 이러세요?
EN: Why are you acting like this all of a sudden?

손님, 왜 이러세요?

Sir, why are you like this?

— 연인 (2004)

왜 이러세요

What’s wrong with you?

— 담뽀뽀 (1985)

왜 이러세요?

Why are you like this?

— 반지의 제왕: 두 개의 탑 (2002)

저 한테 왜 이러세요?

Why are you doing this to me?

— 위플래쉬 (2014)

아니, 아니, 왜 이러세요?

No, no, why are you like this?

— 마더 (2009)

아유, 왜 이러세요 진짜

Oh, come on, why are you acting like this?

— 마더 (2009)