Maiharu Hiromi has moved to Kamakura Nagasaki, and rides a bicycle to school everyday. Then she meets Akizuki Tomoe, the leader of the girls cycling club. She therefore joins the club and her life gradually begins to change.

Ai is a self-reliant girl that moves to Animal Village. She makes friends with the various villagers as she settles into the village. One night as she walked along the beach, she finds a message in the bottle. It sets her off on a quest of planting pine trees around the village to fulfill a miracle on the eve of the Winter Festival. (Source: ANN)

An extension of the summer-arc in the Air TV-series, showing more of what happened during Kanna's, Ryuya's and Uraha's journey to find Kanna's mother.

The People's Army led by Michel stands against Vetti's newly founded empire. Upon seeing how strong the Glass Battleship is, Michel tries to get Cleo, the captain of the Glass Battleship, to help People's Army overthrow Vetti's empire. And together they fight against Vetti's empire. (Source: ANN)