剧情简介
世界各地突然出现不明嗜血生物，它们靠声音狩猎，捕食人类，致使全球陷入巨大恐慌。失聪少女艾丽·安德鲁斯和家人被迫踏上危机四伏的逃亡之旅，然而更大的危险悄然而至。。Judge Foster throws his daughter out because she married a circus man. She leaves her baby girl with Prof. McGargle before she dies. Years later Sally is a dancer with whom Peyton, a son of Judge Foster's friend, falls in love. When Sally is arrested McGargle proves her real parentage.。
