In the beginning of this book, a kid named Greg in middle school thinks that it should be cold in the winter. But the beginning of his winter is so hot! Greg does not like it because he likes to go in the snow. Then all the sudden a few days later it starts snowing. Greg went to his friends Rowley's house to ask him to play but Greg wanted to go because of his heaters. They decided to build an igloo. After they got into a snowball fight when they peaked their heads out of the igloo. They noticed the bottom street kids were sledding on the hill kids hill. They went to war, read this book to find out who wins.