The pressure s really piling up on Greg Heffley. His mom thinks video games are turning his brain to mush, so she wants her son to put down the controller and explore his creative side. As if that is not scary enough, Halloween is just around the corner and the frights are coming at Greg from every angle.
An unexpected inheritance gives Greg Heffley's family a chance to make big changes to their house. But they soon find that home improvement isn't all it's cracked up to be.
Once the walls come down, all sorts of problems start to crop up. Rotten wood, toxic mold, unwelcome critters, and something sinister all make Greg and his family wonder if the renovations are worth the trouble