John Carpenter's Tales of Science Fiction: REDHEAD #3
REDHEAD #3 (of 5)
Marnie's situation grows even more dire as her "kill zone" expands. If it keeps growing at this rate, she'll murder the entire city! Marnie does have one ally: a mysterious voice on the phone who tries to guide her to safety and help explain her predicament. But then why does he seem to be steering Marnie directly toward danger?