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.。独身大爷老何的出租屋,迎来一对单亲母女入住。从老何的不习惯到两人的离不开,这中间发生了种种感人故事。彼时女儿琳琳与老何成了忘年交,老何生病住院也是妈妈小芳在悉心照料。三个人以亲人相待,照亮了彼此的生活。。