Who is the woman in the first episode of strange days at Blake Holsey high who Josie finds in the basement?

In the first episode of "Strange Days at Blake Holsey High," the woman that Josie finds in the basement is a character named Professor Z. She is a mysterious figure who appears to be connected to the strange occurrences at the school. Her presence adds an element of intrigue and raises questions about the supernatural elements at play in the storyline.