Briar Rose

"The muggle studies professor?" Lily blinked. "Why are you scared of her? She seems nice and all of her students say that she's the coolest teacher ever." "I'm not scared," Severus spat with contempt, even though he was. "Who is she, really? And how does she know so much about me? What does she want?" Time travel, Semi-AU, no OC protagonist. Please read and review!