필요가 있어

need to

→ 필요
phrase Rare #27,897
need to Used after a verb to say that someone needs to do something. The ending 있어 is informal; the polite form is 필요가 있어요.
KO: 오늘은 일찍 잘 필요가 있어.
EN: I need to go to bed early today.

그도 거기 갈 필요가 있어

He needs to go there too.

— 잠입자 (1979)

넌 톰 한테 직접 대화할 필요가 있어.

You need to talk to Tom directly.