sinvestigationiscomplicatednotonlybyconflictswithothergirlsandtheimperiousmentorZakharovabutalsobyastrangeobsessionthatdrivesthegirlsmad,oneafteranother.Polinaneedstofindoutwhathappenedtohersisterwithoutlosinghermindintheprocessandgetofftheislandwhichissinkingintheabyssofinsanity.
