在越南的一個老城區，患有嗜睡症的刑警——K， 他的最後一項任務是調查某位名人被謀殺案件。此件很快地被宣佈結案，而K也被要求退休。然而沒多久，他發現負責此案件的刑警抓錯人了，因為真兇與鎮上失蹤兒童有所牽連。

Lan - a detective fiction author - couldn't bear the hurt from her husband's betrayal, so she decided to leave the house and move to an rental apartment in an old building with her five years old son, Bi. Around the same time she moved in there, Vu - an amateur musician- also chose an apartment here to live in. Once La…