Mary Barrows is the main antagonist of Clock Tower: The First Fear. She plans the demise of four girls, unleashing her son, Bobby Barrows as her main form of murder. She is referred to as "Miss Mary" by Jennifer Simpson, Anne, Laura Harrington and Lotte. While she seems to simply be a quiet and innocent woman while bringing the four girls to their new home, it is soon revealed that the horrors of that night in September were all orchestrated by her, in an attempt to slaughter the innocent girls. Mary was killed during the clock tower mansion incident.