When Iris moves to the country, she misses the city where she formerly lived; but with the help of a new friend named Walter, she learns to adjust to her new home.

Walter shows Iris how to make friends with his horse Rain, and in turn, Iris helps Walter deal with a problem at school.

Iris is excited about her first sleepover at her friend Walter's house, and plans a lot of activities, but when night finally arrives, her feelings change.

Iris and Walter are excited about performing in their first school play. Walter helps Iris make her costume. Iris helps Walter remember his lines. But when Iris wakes up sick on the morning of the play, she's in for a big disappointment. Will the show go on without her?

Iris's baby sister Rose breaks a necklace and then is discovered playing with Walter's missing harmonica.

At Walter's birthday party his guests are supposed to go for horseback rides, but his horse Rain has other plans on the day of the party.