Sarah slashes down the days to her summer vacation trip with all the gusto of Zorro and his infamous 'Z', until she discovers her best friend's plot to end his life while she's away.
A young girl lives with her mother in an isolated mountain cabin. Mother dies, the girl also has a child. No father is present. A friendship is formed with another woman but things start to become twisted. Paranoia and delusions follow
炎热的假期，男孩里奇（查理·罗 Charlie Rowe 饰）和妹妹跟随身为考古学家的叔叔（Karl Urban 饰）来到了辽阔壮丽的阿拉斯加，体验一次难得的寻访史前动物的旅程。在森林中，他受到一只乌鸦的指引，竟然穿越时空来到了七千万年前的白垩纪中期。在某个厚鼻龙家族中，小家伙派西（Justin Long 配音）刚刚出生就被伤齿龙在脑袋上开了一个大洞，幸…
