하실 거야

will do

→ 하다
phrase Rare #28,254
will do A future form of 하다 that honors the person doing the action. It can also mean “will say” when 하다 is used to mean “say.”
KO: 할아버지가 직접 하실 거야.
EN: Grandpa will do it himself.

난 들어가면 안 된다고 하실 거 야

They'll tell me I can't go in.

— 로마 (2018)

할아버진 쉬운 요리는 안 하실 거 야, 어려운 요리 말해봐

Grandpa isn’t going to make anything easy—name a difficult dish.

— 음식남녀 (1994)

벌 받았다 하실 거 야

You’re going to say you were punished.

— 아모레스 페로스 (2000)

어떻게 하실 거 야?

What are you going to do?

— Miracle in Cell No. 7 (2013)