With the help of her friends, Emily moves to a remote home to take better care of her brother, Zack who is diagnosed with cerebral palsy. But what they don't know is that the house kept a terrifying secret that will haunt them one by one.

Cindy (Sara Drust) returns to her family home after the death of her father to settle some disputes. Seeking comfort, she is joined by her boyfriend and friends, however, she soon discovers that the house hides a terrible secret, one that will put them all in danger…

　　《阿尔卑斯：自然的巨人》是2005年9月IMAX电影公司跟随美国登山家John Harlin，记录其从北壁登顶艾格峰的影片。40年前，他的父亲约翰·哈林二世1966年在攀登艾格峰北壁垂直路线时因绳索断裂而遇难，拍摄这部影片也算是对其父亲的纪念了。

<p>　　洞穴既黑暗、又神秘、充满惊险刺激、又富浪漫色彩。洞穴是海盗的巢穴、藏宝的地方、鬼魅蝙蝠的栖所 ──童话故事不就是这样说吗！洞穴的真正面貌要比小说的描述更为有趣：洞穴内有奇特的生物栖息，这些生物会为适应洞穴的环境而作出绝妙的配合；洞穴内满布奇岩异石，是地质学的宝库；洞穴更是通往研究远古人类与绝种动物遗迹的蹊径…