电影中心在马库斯博士| 一位着名的精神病医生，从春谷精神病医院挑选了6名严重精神病和危险的病人面试作为他的新书的研究的一部分。 作为马库斯博士访谈每个病人| 一个接一个的恐怖，他们已经承诺开始展开。 然而| 博士马库斯很快就知道有一个病人把他们所有联系在一起 - 病人七。

　The film centers on Dr. Marcus| a renowned psychiatrist who has selected 6 severe mentally ill and dangerous patients from the Spring Valley Mental Hospital to

interview as part of research for his new book. As Dr. Marcus interviews each patient| one by one the horrors they have committed begin to unfold. However| Dr.

Marcus soon learns that there is one patient who ties them all together - Patient Seven.