It'ssupposedtobeafreshstart:Oneyearafterthelossofherhusband,NicolesettleswithheryoungadultchildrenJustineandJasoninPurityFalls.First,thefamilyisgreetedbyawarmwelcome.EspeciallytheirrichneighborCourtneyseemsawfullynice,quicklysettingupJasonwithoddjobstosupportthefamilyincome.YetNicolesoonnoticesthatsomethingisamiss,withhersonleavingandcomingbackatsuspiciouslylatehours.Whenayoungneighbordrownsinapool,thingsstarttogetdangerous.Somethingisnotrightwiththeoh-so-friendlyCourtney,whoseemstohaveagriponherson.Soon,NicoleuncoversthecriminalunderbellyofPurityFalls'wholesomesuburbanfacadethatwillthreatenalloftheirlives导演选择克制的艺术语言。现代修复技术激活历史影像，全彩上色丰富视觉体验，画面呈现增强空间感。但影片不炫耀技术，整体色调保持沉稳。整体场景处理含蓄有力。色彩管理体现历史意识，声音设计追求简约表达。