Millie, an orange kitten, shares about her first Christmas. Her best friend Ruthie, six years old, teaches Millie about Christmas-food, decorations, music, presents, and Jesus!Millie's friend Bruce, the family dog, also helps her celebrate Christmas, and sometimes gets her in trouble.When Ruthie's big brother Jake breaks his ankle, Millie learns about sad things, like divorce, when Jake can't visit his mommy for Christmas. Millie watches Ruthie's family love each other through the sadness, and find joy in Christmas.