마지막으로 본 게

the last time [someone] saw [someone or something]

→ 마지막으로
phrase Rare #28,206
the last time [someone] saw [someone or something] The subject and object are often left unstated when they’re clear from context. 게 is a shortened form of 것이.
KO: 그를 마지막으로 본 게 작년 여름이야.
EN: The last time I saw him was last summer.

마지막으로 본 게?

When was the last time you saw me?

— 미스틱 리버 (2003)

내가 죽기 전에 마지막으로 본 게 너 였어

You were the last person I saw before I died.

— 영원 (2025)

마지막으로 본 게 언제 지?

When was the last time you saw me?

— 미스틱 리버 (2003)