「恐懼鬥室」回歸系列驚典，驚慄鬼才導演溫子仁監製，「鬥室殺人王」Jigsaw爆血扭橋新巔峰！《恐懼鬥室X》將帶你回到系列第1集與第2集之間：身患絕症的尊克藍瑪（托賓貝爾 飾）為了治療癌症，不惜遠赴墨西哥，接受一項僅在實驗階段的高危療法。然而，他卻發現整場手術只是個騙局，只為詐騙身心靈最脆弱的病人。「鬥室殺人王」決定重出江湖，精心設計各種殘忍冇底線的機關，用他的招牌「遊戲」，清算這班萬惡老千！
John Kramer (Tobin Bell) is back. The most chilling installment of the SAW franchise yet explores the untold chapter of Jigsaw’s most personal game. Set between the events of SAW I and II, a sick and desperate John travels to Mexico for a risky and experimental medical procedure in hopes of a miracle cure for his cancer – only to discover the entire operation is a scam to defraud the most vulnerable. Armed with a newfound purpose, John returns to his work, turning the tables on the con artists in his signature visceral way through a series of ingenious and terrifying traps.