繁华之夜,名叫陈萌(焦婷 饰)的妙龄女子在某小区坠楼身亡,其死因不明,案发现场更是疑点重重。不久,内容不同却承载着相同不祥气息的请柬,将公司老总李景文(张达明 饰)及其妻子胡静(郝文婷 饰)、地产公司销售顾问林夕(胡桑 饰)、游戏玩家谢雷(李悦铭 饰)等6个有着不同身份的人召集到了位于郊区的某个会所中。通过简短的交流,这些人很快发现,他们唯一的共同点便是都认识不久前死去的陈萌。谢雷是被陈萌抛弃的男友,李景文是陈萌的外遇对象,林夕则是陈萌的闺蜜。似乎有个神秘之人将他们召集在一起,试图弄清那个女孩死去的真相…… 本片号称根据日本惊悚推理小说《温泉旅馆》改编。Busy night, named Chen Meng (Jiao Ting) in a district of the young woman falls dead, the cause of death is unknown, the scene is even more dubious. Soon, it carries the same content in different ominous atmosphere of the invitation, the company boss Li Jingwen (Cheung Tat Ming) and his wife, Hu Jing (Hao Wenting), real estate sales consultant Albert (Hu Sang), gamer Xie Lei (Li Yueming), etc. 6 has a different identity of the person summoned to a club in suburban. Through a brief exchange, these people soon discovered that the only thing in common is that they are aware of the recent death of Chen Meng. Xie Lei Chen Meng was abandoned by her boyfriend, Li Jingwen Chen Meng is having an affair, Lindsay is Chen Meng girlfriends. There seems to be a mysterious person called them together, trying to figure out the truth about the dead girl ......