Kills Me can be used in describing a thing, person, object or anything basically. It means that a thing has a trait that causes an emotionally reaction in the person viewing the thing.
Variations are;
Kill me
Killed me
The well known novel,
The Catcher in the Rye (
J.D. Salinger) features the character
Holden Caulfield who frequently uses the phrase when reacting to phonies.
That girl is so good looking she
kills me.
That movie was
so bad it
killed me.