 The young woman dies after being stoned and having her forehead sliced by a razor being held by an unknown female hand with a sleeve of a nun's habit.Joy (Kim Chiu), Lui (Gerald Anderson) and their 8 friends are graduating college students of San Selino who spend their weekend in the campus, being assigned to prepare an exhibit in exchange for lifting their organization's suspension and their clearance for graduation.On their first night, one of their classmates, Nicole (Niña Jose), presumably the young woman in the opening, disappeared without a trace.