在云南古城的清晨，几个年轻人开始了他们一天的生活：交警杨乐（余文乐 饰）在执勤时爱上了接送孩子们的幼儿园聋哑教师秦小悠（高圆圆 饰）；中日混血的大学生福田诚（铃木仁 饰）进入某剧组，为日本明星水野裕子（三宅尚子 饰）担任翻译助理。杨乐拜托表哥查问到了秦小悠的情况，并在小悠因身患绝症返回家乡时一路追随；福田诚受色咪咪的剧组男主角拖累，遭到水野裕子误会，然而他靠诚挚终于打动了后者。杨乐与小悠陷入爱河，二人有了爱情的结晶，然而此时小悠的病情恶化……另一方面，水野裕子完成拍摄，即将返回日本。杨乐与小悠，福田和水野，四个年轻人站到了各自的爱情路口……

Young traffic cop Yang Le (Shawn Yue) sees kindergarten teacher Xiao You (Gao Yuanyuan) leading her kids to cross the road everyday. While he starts to have special feelings for her, he suddenly learns from a friend that she is a deaf-mute. Meanwhile, Yang's half-brother has a crush on a super star (Naoko Miyake) while working as her Chinese interpreter. But she will leave China when shooting is over. Can the four find true love in the end?