炎热的假期，男孩里奇（查理·罗CharlieRowe饰）和妹妹跟随身为考古学家的叔叔（KarlUrban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（JustinLong配音）刚刚出生就被伤齿龙在脑袋上开了一个大洞，幸运活下来…

Decades post-high school, Ram and Jaanu meet at their school's reunion and explore their past thoughts m.77mi.cc consisting of affection, care, depth and grieve all over the period of one evening.

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