Ever since the quiet and timid Reina Aharen enrolled in high school, she has made new friends and even started dating her classmate Raidou. When the two begin their second year, everything seems to be going well, as they are seatmates once more. Soon after, a transfer student named Riku Tamanaha joins their class. Unbeknownst to Reina, the outgoing and stylish girl is actually a childhood friend she separated from years ago. With Raidou's support, Reina is able to rekindle their friendship. Although they have grown closer, Raidou and Reina still struggle to communicate due to his overactive imagination and her difficulty with expressing herself. Nevertheless, the eccentric couple continues to brighten up the lives of people around them as they enjoy each other's company to the fullest.

Uta Koi tells the "super-liberal interpretation" of the Hyakuninisshu anthology compiled during Japan's Heian period of 100 romantic poems from 100 different poets such as The Tale of Genji's Murasaki Shikibu.

Yume Kikuchi, a girl who can use magic, goes to Tokyo to be an apprentice mage to the handsome Masami Oyamada (a professional mage). In Tokyo, Yume learns about magic, helping people, and various other things on her way to being a mage. But she soon also finds out that even just magic alone isn't enough to make someone truly happy...

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.