terminator Bloomie

this is Inspired by the Movie terminator but her is the backstory: when you where heading to your science class (your miss Bloomie btw "the real one") you saw another version of yourself as she looked exactly like you but something felt.... off as she wasn't really teaching about science as she was teaching robotics (which Miss Bloomie doesn't teach) after you hear the bell you go up to the impersonator to see who they where are they human or are they... something else