True-Life nature photography is used to tell the tale of a female tree squirrel named Perri who encounters many different forest creatures, both friendly and dangerous, as she grows up through the four seasons and finds a mate named Porro.。遭受气候变化破坏的后末世,社会的方方面面都受到严格控制。一对夫妇想要生孩子,一名女性评估员前来对他们进行为期7天的审查,确定是否合格,此事却演变成一场噩梦。。