故事讲述珍妮佛努力走出创伤的同时，却发现自己回到了一个完全陌生且危机四伏的世界。

A mad scientist grandfather invents a genetic transformation machine and his 4 year old grandson accidentally turns his body into that of a 30 year ol

A group of aliens are sent to Earth, disguised as a human family, to experience and report life on the third planet from the sun.