在这部金发女郎惊悚片中,青年托马索是个瘸子，他性格内向，不爱跟人交往，为谋生前来米兰专学钟表维修手艺。这天他下课驱车返回住处。途中一位金发女郎穿马路不慎，撞上了托马索的车，倒在地上不醒人事，被送进警察局所属的瓦莱塞医院。经住院观察诊断，金发女郎没有任何内伤，只是脑子有点糊涂。次日，金发女打听到了托马索的住地，找上门苦苦相求，要他帮助自己……
A young shy man (Tommaso) runs down a blond girl (Christine) with his car. Next day he finds her waiting for him at his department door. She asks him for help, as she has amnesia and can't remember anything. The little patient Tommaso tries to help her and after a while he falls in love, but suddenly she remembers her past life as a drug dealer's lover and leaves him.
