Merlin and her Auntie Barbara have decided that Annabel is ready for a new adventure. Now with an important and potentially dangerous mission to fulfill, Merlin, Barbara, and Annabel gather in front of an old oak tree where they are immediately transported into another realm. As soon as they arrive, the trio realizes there are forest fires burning everywhere. After Merlin shapeshifts into an eagle and Barbara transforms into a fearless hawk, Annabel changes into a swallow. As the three birds soar in the sky to create huge air currents, a rainstorm soon extinguishes the fires. When they return home after their successful adventure, Annabel finally tells Barbara about her fairy friends and Bebble the bee, learns more about her family, and turns ten years old. Now only time will tell if other adventures await Annabel! In the conclusion to this charming series, Annabel Teacup experiences another magical adventure that teaches her valuable life lessons about the importance of family and unconditional love.