Despite being talented in various sports, Shunichi Domoto is not passionate about any of them in particular—that is, until he discovers the world of competitive yo-yo. It all begins when Shunichi's friend, Beso Kimura, loses his yo-yo in a duel against the school bully, Benkei Musashimaru. Albeit inexperienced, Shunichi eventually agrees to help Beso retrieve his yo-yo. After practicing for three days, Shunichi challenges and unexpectedly defeats the relatively skilled Benkei. Shunichi's win instills the belief that the yo-yo is easy to master, and that he is ultimately able to easily master anything he puts his mind to. However, after losing to the exceptionally gifted yo-yo player Seito Hojoin, Shinichi finds his ego shattered. As the humiliating loss ignites a spark in Shunichi, he decides to surpass Seito in Japan's national Yo-yo Championship!

The five girls plus Coco, Nuts, and Milk all go to visit a castle-themed theme park, where they dress up as princes and princesses and go off to have a fun-filled day. However, Coco and Nuts end up kidnapped! The girls have to save them with the help of two inhabitants of the Mirror Country, Hidarin and Migirin, by battling Shadow, an evil clown, and five girls who are also from the Mirror Country that look very familiar...

Episodes 13 and 14 of Elf-san wa Yaserarenai. that aired on the web and were later included with the Blu-ray release of the series.

The game is set in the continent of Babel, where the Tower of Babel looms large over seven nations. After the invention of alchemy led to its use as a tool of war that brought humanity to the brink of extinction, the seven nations struck an uneasy peace that led to a prohibition on alchemy for hundreds of years since. In the Continental Year 911, the nation of Lustrice broke the pact by assembling an army bolstered by alchemy, with ambitions of conquest over the continent. Led by Envylia, the six nations allied and struck down the rogue nation, casting alchemy once again to darkness. But 20 years after the war, alchemy once again begins to cause chaos in the land. (Source: ANN)