Unidentified Slytherin girl (I)

This unidentified girl attended Hogwarts School of Witchcraft and Wizardry in her youth asnd was Sorted in to the Slytherin House.

[[1997-1998 school year
In this year, when Severus Snape was Headmaster, she asked where he was to Minerva McGonagall. minerva said that he was gone for an unknown time.