Cold Open to my Slasher Script - first time screenwriting

https://drive.google.com/file/d/1CidoPVMo04ZzcctXfFTNGm_uJqUdQatt/view?usp=sharing

Genre - Horror/Slasher

LOGLINE: When a troubled woman is called back to her former boarding school to replace a missing teacher just before Christmas, she finds herself battling old demons - and a new, deadly one stalking the halls.

Hello everyone. This is the opening scene to a slasher script I'm working on. It's currently untitled. This is my first serious attempt at screenwriting so any feedback is welcome. Feel free to also give me feedback on my logline. Thank you.