Florida party girl Rex (Roberts) turns out to be the only hope for the NASA space program after a fluke puts her in training with other candidates who may have better resumes, but don't have her smarts, heart and moxie.

处在30岁边缘的女孩莲儿本来在纽约过着近乎完美的生活，但当她的工作灵感和爱情生活突然双双枯竭后，她决定搬回童年成长的地方。她和父母重新住在同一屋檐下，跟失去联系的闺密重拾友谊，当上了别墅游泳池的一名救生员，然而看似怀旧的平淡生活因为一段禁恋而再起波澜...

暑期到来，凯瑟琳来到炎热的英格兰与好友艾瑞斯聚首，应该充满派对的夏日夜晚，却因为过去一段伤痛而让彼此的情绪濒临崩溃……两个少女的美好青春也在这酷热的天气中渐渐迷失。