When Jack Frost steals the seven jewels of Queen Titania's crown, the Jewel Fairies begin to lose their magic and it is up to Sophie the Sapphire Fairy to track down the jewels and restore her friends' magical powers.
On her fifth journey to the magical Fairy Realm, Jessie, travels on her birthday all the way to the end of the rainbow and tries to help her new friends, the rainbow fairies.
The Jewel Fairies must track down the magic diamond that Jack Frost has stolen and turn to Rachel and Kirsty for help in finding the diamond and restoring the fairies' flying powers.