不相干的六个人，不同情况的相遇，潜移默化中他们都互相影响了，每个人都对彼此产生了或多或少的影响。就像生物链一样，大家都在生活中产生了联系。

A group of students investigates a series of mysterious bear killings, but learns that there are much more dangerous things going on. They start to follow a mysterious hunter, learning that he is actually a troll hunter.