During the holiday season, a young woman named Sarah returns to her childhood home to spend Christmas with her family. Despite the festive atmosphere, dynamics are tense due to unresolved issues between Sarah and her mother, Martha. Meanwhile, Sarah's younger sister, Emily, feels caught between the two, trying to prevent arguments from souring the holiday cheer. As the family attempts to enjoy their Christmas traditions, strange occurrences begin happening around the house. Unexplained noises and mysterious incidents hint at an unseen presence lurking in the shadows, creating an air of unease that no one can ignore.

As tensions rise, Sarah discovers clues pointing to a creature dwelling within the home’s walls. Driven by a desire to protect her family and uncover the truth, she embarks on a dangerous quest to confront the malevolent being during one stormy night. Her investigation uncovers hidden secrets about the family's past and challenges her perception of reality, leaving Sarah to question who she can truly trust. The encounter with the creature forces the family members to finally face their fears and work together to survive, igniting a desperate struggle for redemption and reconciliation amidst the terror. As secrets unravel and truths are revealed, the ultimate challenge becomes not only defeating the creature but mending familial bonds that have been frayed by years of unresolved conflict.