Diary of a Wimpy Kid 13: Meltdown by Jeff Kinney When the snow shuts down Greg Heffley's college, his neighborhood turns into a winter battleground. Rival teams battle for territory, build massive snow fortresses and stage epic snowball battles. And in the pew were Greg and his best friend Rowley Jefferson. It's a fight for survival as Greg and Rowley navigate alliances, betrayals, and gang wars in a fallen neighborhood. When the snow melts, will Greg and Rowley become heroes? Or will they even survive to see another day?