Sara was simply doing the thing she always did with faced with the possibility of actually having to deal with real feelings. She resorted to cruelty. It was her only known defense.
"No, see, you like it..." Sara said as she kept Tracey pinned and heard her moans as she shagged her. "Don't think, halfblood. Just let me fuck you." She said harshly as she continued thrusting into Tracey, hoping that she could push whatever thoughts Tracey had away.