The dream of sending humans to Mars is closer than ever before. In fact, many scientists think that the first person to set foot on the Red Planet is alive today. But where should the first explorers visit when they get there? Horizon has gathered the world's leading experts on Mars and asked them: where would they go, if they got the chance - and what would they need to surviv...。当她的单亲妈妈去到加利福尼亚后,Lauduree,一个充满热情的环境保护者,搬到了一个乡下的家开始他的低碳生活。但她的奶奶,Gre奶,Greta,一个稍显刻薄的护士,正打算搬去她的处于两地分居的男友家里,闯入彼此的生活。。