Illustrations and rhyming text follow the Winks as they guide their thirty-eight mouse children through snacks, baths, stories, and other bedtime preparations, including the last-minute need for a drink of water.

As the day comes to a close, various animals and a small child wind down their activities and go to sleep.

After climbing into bed with his book, a little boy goes on a bedtime adventure as he counts the train cars between the engine and the caboose.