안 오면

if [someone] doesn't come

→ 안
phrase Rare #23,632
if [someone] doesn't come Formed from 안 오다 (to not come) and -면 (if/when). The subject is often omitted and understood from context.
KO: 오늘 밤까지 안 오면 먼저 출발할게요.
EN: If you don't come by tonight, I'll leave first.

가까이에만 안 오면 우린 무사해

As long as it doesn't come near us, we'll be safe.

— 몬스터 주식회사 (2001)

안 오면 먹는다

If you don't come, I'll eat it all.

— 추억의 마니 (2014)