것까지

even ...

→ 것
phrase Rare #32,038
even ... Attaches to “thing” or a possessive phrase to emphasize that it is included too, sometimes unexpectedly.
KO: 너는 내 것까지 가져갔어.
EN: You even took mine.

어떻게 이런 것까지!

How could something like this happen!

— 퍼펙트 블루 (1998)