明末清初，乱世纷争。天启帝的太子朱慈燃从襁褓中便流落民间。天启7年，天启帝暴毙。同年，其弟信王朱由检继位，改年号崇祯，自崇祯元年起明王朝烽烟四起，闯王李自成，后金努尔哈赤纷纷起兵与明王朝分庭抗礼，崇祯帝一败涂地。流离失所的皇长子朱慈燃成为各政派系争夺的对象.为保太子平安，明朝忠臣冷延泉在民间寻回太子，并将其安排在灵岩寺假意出家为僧，不曾想风声走漏，已归顺清王朝的杭州织造局掌印大太监刘明喜带着大批锦衣卫杀上了灵岩寺，此后汉阳城左家军，大顺李自成亦是蠢蠢欲动
At17:00everyday,Andrew,amiddle-agedman,driveshomefromworkthroughMelbourne’soutersuburbsinpeak-hourtraffic.Occasionally,heoffersalifthometoayoungercolleague,David.Overayear,theirtentativesmalltalkgiveswaytoawarmfriendshipandopenconversationwithintheconfinesofthevehicle,incrementallyrevealingtheirlives.Onemaywonderwhatathree-hourfilm,setalmostentirelyinacarandshotwithafixedcamerafromtheback,candeliver?Theanswerisanunexpectedlyengagingandentertainingobservationoftherhythmsofdailylife,andacatalogueofsuburbanworries.Insensorialterms,ThePlainschartsthepassageoftimeastheseasonschange.Thepitter-patterofrainandthefamiliarcocoonofthecarprovideasenseofcomfortandsafetyfromtheoutsideelements.Thecaristheliminalspacebetweenworkandhome,asthedayispondered,thenightplanned.Documentaryelementsexistbeyondthewindscreen,asafictioncoursesthroughthevehicle.ThePlainsisaroadmovieunlikeanythingyouhaveseenbefore.
高宇蓁饰演性工作者，为了实现梦想，被卖到国外从事性工作。电影除了是对性工作者这一社会边缘群体的关注，也阐述女性议题。黄冠智饰演高宇蓁的弟弟；段钧豪、黄冠智饰演经常光顾茶室的警察；郭耀仁饰演茶室围事、也是妈妈桑的姘头；蔡嘉茵饰演妈妈桑。众人将共同演绎大时代底下边缘角落的小人物故事。
