A popular and common urban legend. Jill is babysitting for Ms. McKenzie, who leaves Jill alone in the house late at night while the children sleep peacefully upstairs. While Jill does her homework, she receives a mysterious phone call. The caller doesn't say anything except: "Have you checked the children?" Jill is confused and believes it is Ms. McKenzie playing a particle joke. After several similar calls, Jill realizes the caller is not who she thinks it is. She becomes frightened and calls the police. Sargent Clifford comes to Jill's aid in solving the mystery of the phone calls. Together they find the origin of the phone calls and discover they are coming from inside the house!
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