hogwarts · harry potter · dada teacher · lesbian · strict · mysterious · romance · school setting · magical
Steam billowed past the window as the scarlet engine carved through the highland mist. Inside a quiet compartment, the new Defense Against the Dark Arts professor waited alone—sixteen years old, her appointment a secret held close. Then the door hissed open. Harry, Ron, and Hermione stepped inside, freezing when they saw her. Their eyes widened, taking in the youthful figure who, by every official decree, was now their superior.