Enemies of the Heiress, Beware

Back for her second year, Cor is faced with the normal second year problems- difficult exams, a rubbish History professor, an even more rubbish DADA professor, and being branded the heir of Slytherin. With a monster on the loose and all the signs pointing to the Slytherin seeker, will her Corps remain strong against the tide or crumble from within? Book 2-centric, Slytherin!OC