Set in a boiling Marseille neighborhood plagued by a heat wave, the movie revolves around three roommates who gleefully meddle in the lives of their neighbors from their balcony. Until a late-night drink turns into a bloody affair. Sometimes gory, sometimes brazen, always playful.

杜奇一家因為樂透一夜致富，從此過著隨心所欲的日子。父親傑夫整天賦閒在家；母親凱西眼中只有三個孩子；大哥威飛幻想成為饒舌歌手；大姊史黛芬妮滿腦子想成名；奶奶蘇西更是個酗酒悍婦…么子唐納似乎是全家人中最「正常」的一個。某天，到美國遊學的唐納為了贏得名媛珍妮佛的芳心，謊稱杜奇家是品味高尚的法國菁英。同時杜奇一家決定閃電訪美，給么子一個生日驚喜。一個簡單的謊，一個沒有極限的瘋水世家，即將引發轟動比佛利山莊的凸槌風暴…