AgroupofalienshascometoEarthtolearnaboutitspopulation,customs,etc.Toavoiddetection,theyhavetakenonhumanformwhichgivesthemhumanemotions,physicalneedsetc.WITHOUTtheunderstandingofwhattheymeanortheinhibitionsnormallypresentinhumans.Theirleadertakesthepositionofacollegeprofessor,theirmilitaryexpertashissister,theirintelligenceexpert,supposedlyoldestofgrouptakesformofhisteenageson.Theuninhibitedreactionsturneverydayeventsintounusualsituations导演采用平实的艺术视角。影像修复技术让历史更加可感，全彩处理增强细节表现，画面技术提升观看体验。技术使用保持克制，整体色调追求历史真实。整体场面注重精神传达。色彩运用体现严谨态度，声音设计追求内敛风格。