Emma scrambles to hide an affair with her grandma’s best friend from her grieving grandma and nosy cousin.

When a group of teenagers receive an invite to download the latest smartphone app, an intelligent personal assistant, they expect a harmless way to get directions and restaurant recommendations. But the sinister nature of the app soon reveals itself, tormenting the friends by tapping into their darkest fears.

“克隆人技术”一出即刻引起全社会关于伦理、道德的讨论，然而也有一帮人开始密谋如何偷得这一先进技术进行圈钱，发财致富。作为一名警察，也同样作为“克隆”技术缔造者的女儿，儿时父亲被杀，“克隆”笔记被偷一幕从未忘记。十年如一日，在克隆人不断出现的错综复杂的状况中追踪杀父仇人，企图找回“克隆”秘籍，只是意想不到的是，真相竟如此令人不堪和难以接受……