The movie follows David Clark (Jason Sudeikis), a small-time marijuana dealer who is forced by his boss to smuggle a large shipment of marijuana from Mexico to the United States. To avoid detection by the authorities, David recruits a group of misfits, including Rosa (Emma Roberts), a street-smart teenager; Case (Clay Mann), a young man with a talent for getting out of tight spots; and Kenny (Will Poulter), Rosa's younger brother. The group sets out on a road trip, but they soon find themselves in a series of wacky misadventures.