A dark rainy night, an empty house, a stranded couple and an unknown man. A sleek game of the cat and the mouse starts playing on, as the three of them find a dead body in the basement.

Karawat的兄弟Tiwtawat在一次枪击中被谋杀。Getusa神秘地消失了，并再次出现，对她自己和她现在失踪的双胞胎姐姐Getapa没有任何记忆。突然成为此案的嫌疑人，Getusa与Karawat联手调查到底发生了什么。