Greg Heffley's family unexpectedly inherits money, allowing them to renovate their home. However, once they start, they encounter various issues. As Greg and his family begin renovations, they face rotting wood, toxic mold, an unwelcome guest, and a darker presence hiding nearby. This troubling combination prompts them to question whether the turmoil is truly worth it. When the chaos subsides, will the Heffleys find a way to remain, or will they be forced to leave their town behind?
