A global scientific summit debates and fails on a plan to stop a massive asteroid heading straight for Earth, with all countries blaming each other for the impeding disaster. With communications tense, the daughter of a tech billionaire assembles her own team of specialists to try to destroy the asteroid before it is too late.。Dorothy、Rose、Blanche和Dorothy的妈妈Sophia这四个老太太是亲密无间的好朋友,为了方便互相照顾,她们搬到了同一屋檐下。这四位聪明、热情、幽默、调皮、前卫的老太太们在一起有说不完的话,并且常常制造出各种笑料。这是一部真正的老友记,见证了四位老闺蜜们的幸福的晚年同居生活。。