East Force meets West Force and all Hell breaks loose. The Solonoids, that lovable race of female warriors, are at it again, fighting amongst themselves. During a heated battle, however, it looks like the leaders of the two factions have hung their warriors out to dry. In the middle of all this fighting and chaos, East Force detects a transmission from an unidentified planet. The Gall Force gals leave their posts to go. Lufy, the West Force's Ace Pilot, who is after Rabby, follows them to the planet.

Due to spacecraft failure earthlings Ryu with computer robot "MOS" landed on self-navigated planet Gdleen. There Ryu meets a cute Euradonian fairy Fana. At that time, the planet was in the midst of a dispute over a Gavana temple. Self proclaimed God Gavana captured Fana for a sacrifice. Would they be able to escape? And what the identity of Gavana?!

This episode takes place before the actual planning of the School Fair and shows how the girls spend their summer holidays.

An original video anime, released on Blu-ray in a combined Hybrid Disc that also hold an Eureka Seven AO game for the PlayStation 3. The OVA is set between episodes eight and nine of the series.