 Kristi's sister becomes one of the victims, so Kristi tracks down Stingray with the help of police officer Nick DiMarco (John Miller), who might just be falling for her, alongside her sister's psychiatry tutor Jennifer (Donna Jason) and Nick's partner Mike (Gerald Klein).They eventually track down Stingray, who has kidnapped Jennifer, and fight in a warehouse where he escapes after shooting and killing Mike.Jennifer's injuries, though relatively minor, require that she be admitted to the hospital where she is again kidnapped by Stingray who is impersonating a doctor.