Eva's teacher, Miss Featherbottom, is getting married, but when her special necklace disappears, Eva and her friends set out to track down the thief and return the necklace before the wedding.

When Eva Wingdale sees something large and white flying above her she is convinced that it is a ghost, although most of the other owls just laugh at her--until something large and heavy and white lands on the school roof.

It's a special week at Treetop Elementary because it's time to choose a class president! Eva is excited because she loves to make choices and vote for things! But when Sue announces she's running for president, no one else steps up to run against her. So Eva makes a quick game-time decision to run for president herself! Who will win the big vote to become president of the class?

When Mrs. Featherbottom places Eva in a different club from Lucy and Hailey, Eva misses her best friends, but she learns new things about her classmates, and discovers that someone in her club is missing a friend too.

Eva wants to be friends with Hailey, the new owl in her class, but when Hailey seems to prefer Lucy's company, Eva starts to feel left out, and even a little jealous of her best friend.