
When Liz comes back home during a college break, her best friend Ashley persuades her to meet up with her former boyfriend Danny at Preston Castle, a deserted reform school for boys with a dark history. What starts as a thrill-seeking adventure for the three teenagers quickly turns into a horrifying ordeal as they attempt to flee from a malevolent force still haunting the eerie premises. As they explore the crumbling corridors and shadows of Preston Castle, they find themselves in increasingly dire situations, unable to escape the labyrinth of rooms and locked doors. Trapped inside, they are ensnared in a terrifying battle for survival against the relentless evil. Will they all make it through the night?