no..he should have no clue.
1)students don't have com rings or com-links so you'd never know she was getting attacked
2) All staff coms have been block other than Vash since the enemy dosn't know who he is
3)only 2 able to help would be Janet or Ben since Janet has telepath and Ben has a link with his wife.But Katt hasn't called for Janet and since she is a feral and already entered into feral mode she isn't going to think to call for her because she's now acting like the animal she is.
4)DJ is on the other side of the wall but chances are he won't even hear cause he's blasting music