Jin scowls into the camera when her sister – the filmmaker – asks about her earliest memories. No wonder: these memories are anything but pleasant. Jin was born in the 1990s, during China’s one-child policy. It was normal then for unborn girls to be aborted – right up to the last month of a pregnancy, because boys were preferred. Living babies were also ruthlessly dumped in the garbage, or in the woods. Jin survived for a week in a box on the streets.

基特（亨利·戈尔丁 Henry Golding 饰）年幼时跟随着父母躲避战火，一家人从越南前往英国，之后就再也没有回去过。一晃眼三十年过去，基特的父母早就双双离开了人世，基特带着两人的骨灰打算返回越南，让双亲的魂魄能够在故乡的土壤里安息。当基特踏上阔别了三十年的祖国的故土时，内心里百感交集。这里的一切都和他模糊的记忆截然不同，久远的过去对于基特来说仿佛一场快要消弭的梦。在越南，基特在社交软件上结识了一个名为路易斯（帕克·索耶 Parker Sawyers 饰）的男人，路易斯的父亲曾经参加过越南战争，即便两人在国别和立场上有着微妙的对立，但他们之间还是渐渐碰撞出了爱情的火花。

随着卡诺和黑龙在全球范围内造成严重破坏，一位名叫"剑痴"的年轻战士将不得不超越自己的局限，迎接迫在眉睫的异界威胁。

陨石撞击地球引发海底火山喷发，江边小镇随时有被海水倒灌的风险，人们纷纷逃离。念念在临行前一天，决定跟儿时好友告别，却意外跟小镇上的人们相遇，这座城市在记忆里的样子渐渐清晰起来。