생활 영어:
Off = Going/Leaving

Where are you off to?
(어디 가?) (Where

are you going?)

I'm off to work
(나 일 하러 가) (I'm going to work/I'm leaving for work)

Alright, I'm off. Bye
(나 간다) (I'm leaving)

She's off to America next week
(걔는 다음 미국 가) (She's going to America next week)