Summer war games between the neighborhood kids turns deadly serious when jealousy and betrayal enter the mix, in this alternately hilarious and horrifying black comedy that mixes equal parts Lord of the Flies and Roald Dahl.

老豆最危險嘅家庭活動，隨時就係⋯⋯去旅行？ 「猛料扮冇料」嘅住家殺神Hutch（《絕命律師》卜奧登科克），之前因誤惹黑幫，身負巨債，要暗中接Job密密殺填氹。Hutch兩公婆太「操勞」關係劣化，為修補關係，決定一家大細加埋Kam爆老爺及哎吔兄弟，齊齊到兒時最愛嘅遊樂園度個靚假；點知一場小爭執，令眾人與當地惡警及貪污樂園負責人交惡，Hutch更無辜成為黐筋女揸Fit人（殿堂女星莎朗史東）追殺對象，逼使冚家展開血腥求生戰！