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在独特的宿舍里，四人有着不一样的家庭背景，来自天南地北，对大学生活有着不一样的理解和追求。在这狭窄的空间里，一出出充满欢乐气息的故事娓娓道来，有悲有喜。。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...。