Shireen (Knock Knock)
From Tardis Wiki, the free Doctor Who reference
Shireen was a friend of Bill Potts. Following a search for decent and affordable student accommodation, Bill moved in with Shireen and a group of her closest friends to 11 Cardinal Road. (TV: Knock Knock)
Biography
Shireen was a student of St Luke's University in 2017. She was a good friend of Bill Potts and had met the Twelfth Doctor at his lectures. She and a few other students began looking for students accommodations.