After the American Army shot down a UFO in 1947, generations of elite commandos were secretly trained to deal with the aliens' feared return. However, the extra-terrestrials never came back and the elite force was disbanded. Sixty-six years after the Roswell crash, the aliens are invading Earth and only the over-the-hill retired commandos can stop them.。故事发生在维多利亚时期(约1836-1901),讲述了博士的好朋友Amy Pond和Rory Williams被哭泣的天使带走后他自己经历的一段低迷难过的时期,而后来又是如何走出来的。。