Corpse Girl can shake off Agent Smith’s powers

Granted, I didn’t know enough about her, either. She’s dead, but she’s not your standard ex-human. Twice I’ve given her simple commands, as a test. They last about a day with her and then she just seems to shrug them off. I’ve heard she’s got some sort of memory problem, which makes sense in a way.
It meant I was going to have to be harsh with her.

Excerpt From Ex-Purgatory, pg 572-573
Peter Clines
https://books.apple.com/us/book/ex-purgatory/id676938479