Immediately following the events of Harold & Kumar Go to White Castle, Harold Lee and Kumar Patel fly to Amsterdam so Harold can pursue a budding romance with his neighbor. Upon arrival at the airport, Kumar creates trouble while going through security in order to get weed on the plane. The pair run into Vanessa, Kumar's ex-girlfriend, and her fiancée Colton, another old college buddy who helped Harold get his job at Brewster-Keagan, at the airport. Harold and Kumar board the plane, and mid-flight, an old woman sees Kumar lighting his new invention, a smokeless bong. She mistakes it for a bomb, and screams "Terrorist!"