With the discovery of an incoming asteroid, the government of America formulate a plan to destroy it. When the plan fails, all the world can do is wait. The main impact zone is revealed to be Dallas, Texas. Generally, the plot follows the lives and reactions of several characters: an astronomer, her father, her son, two firefighters from Kansas, two young doctors in Dallas and the heads of the government agency in charge of the situation.

Remo Street is a young fighter who comes from a world where nothing is easy, so when he is faced with the opportunity to train with a world class coach, he has to choose between the long hard road to honor and glory, or succumbing to a brutal future as a cage fighter for the Russian Mafia.

Jennifer（Natalie Hall）和Kevin（Darin Brooks）从六岁开始就是「死党」了，但两人的人生之路却完全不同。Jennifer从大学毕业后投身慈善事业，还买了一套新公寓，而Kevin大学没读完就辍学了，至今居无定所。作为对朋友的帮助，Jennifer打算让Kevin搬到自己家里来住——直到他重新振作起来。

Although she loves Christmas, Santa’s elf Christine (Summer Glau) wonders if there could be more to life than making toys in the North Pole. When Santa receives an emergency wish from a little boy in Los Angeles, he puts Christine on a special assignment, sending her to L.A. to give the VanCamp family—mom Sara (Eva La Rue), dad Scott (Dan Gauthier), and their two kids Ally (Izabela Vidovic) and Will (Mason Cook)—a holiday wake-up call. Will Christine fail her assignment and be sent back to the North Pole for good, or will the VanCamps come to their senses about the meaning of Christmas?