The Signal makes everyone go crazy everywhere all at the same time, and as it get's worse people are becoming delusional - killing people then thinking they came back type stuff. Mainly it's about a chick who cheated on her boyfriend, goes home only to find everyone at her apt has gone insane and her boyfriend is an exterminator who somehow figures out she's cheating on him, then the whole movie is the guy she's cheating with trying to protect her from her crazy boyfriend, meanwhile they're all going nuts and becoming more and more delusional while operating with the goals of kill, survive,…