Huang Cheng Dong was forced to accompany his only son, Huang Xiao Dong, to study in the US after his wife’s visa was refused. On his way, he met Lin Sa, a high-level executive who gave up his career to marry a wealthy family and After a series of funny accidents, Huang Cheng Dong learned that Liu Ruo Yu who was supposed to act as his son’s guardian had had his own problems so he had no choice but find a way to live in the US. Three families from various backgrounds differ in trajectories in foreign countries and experience many trials that test their relationships with their loved ones.