有一天,一个人去抓猫,结果他发现爪子里一只老鼠,他笑了笑说:“这次你没走运,老鼠!”老鼠回答:“我比你更幸运,因为我至少还有一只爪子!”After living peacefully in the caverns of a small town, a stranded group of aliens turn deadly as they fight for their existence, betraying the passionate chief of police who has protected them for 28 years.