Juan's excitement at getting to hang out with his cousin Cedric and the uber-popular Kurt quickly dissipates when he realizes their ideal Friday night activity: biking through their quiet suburban town, hacking into baby monitors, and scaring the hell out of unsuspecting parents. House after house, the boys take turns saying increasingly depraved things over various baby monitors, causing havoc everywhere they go. But what happens when there’s someone sinister on the other line?