It is the indirect object marker for things.

Not used for people or animals.

Used to mark the location where something exists or a destination.

Used to mark the time something happens.

Conjugation

All Tenses
N (V) 딸기 딸기에
N (C) 수박 수박에

Example Sentences

Polite

소연 씨는 도서관에 갔어요.
Soyeon went to the library.

Polite

우리 어머니는 매일 아침에 시장에 가요.
Mom goes to the market every morning.

Casual

어제 우리는 오후 4시에 영화를 봤어요.
We say a movie yesterday at 4 P.M.