도 알고

also know

→ 도
phrase Very common #559
also know 도 means “also” or “too.” 알고 is a form of 알다 (“to know”) that often connects to what follows.
KO: 민수도 알고 있어요.
EN: Minsu knows too.

에바도 알고 너만 모르는 것 같다!

It seems like everyone knows except you!

— 아메리칸 갱스터 (2007)

리플리컨트를 많이도 알고 지냈지

I've known quite a few replicants.

— 블레이드 러너 2049 (2017)