Humanity is facing extinction. In a snow-covered world where water has become scarce, the last habitable lands are located at the feet of gigantic Orbital Trees scattered about the desolated Earth. According to a legend, there exists a sage who knows the secret to producing abundant quantities of water to save mankind. Liliha, the princess of Atland, uses an organic hot-air balloon to climb to the top of an Orbital Tree in hopes of meeting her country's savior. Once she reaches the Canopy—an area that appears to be an infinite window of transparent ice—she meets Kaina, one of the last men alive on the Canopy. However, she can not find the man she was looking for. Unable to return by herself to her country, the princess finds a helping hand in Kaina, who is eager to explore the surface world that he thought was empty. As Kaina learns about the war against Liliha's country, the antagonistic technologically advanced nation Valghan, and other perils of the surface, he realizes that his escorting mission will prove more difficult than he imagined.

Yoshida Chizuru is the sexiest co-ed in her class. Secretly, she's been appearing in TV commercials—despite the fact that students are forbidden from working. But one of her professors has uncovered her secret and hopes to use this information to his advantage. Yoshida's got plans of her own, and has no intention of giving up her acting career...

In Kyoto, apprentices known as maiko are skilled performers of traditional dance and song. It is said their elegance and grace leaves any audience entranced. Mai Ichinose, Riko Kikuzuki, and Midori Aikawa are young girls who aspire to become maiko. They reside together in a geisha house to polish and perfect their skills, developing bonds of trust and supporting each other. However, their shared dream may prove disastrous for their friendship... When they learn about an upcoming festival, they cannot help but get excited. But soon they realize only two maiko can represent each house. It is then that the three close friends become distant, seeking to prove who is most deserving of the role. Ultimately, they must choose between fulfilling their own dream—finally within reach—or keeping their treasured friendship alive.

Junta Shiraishi is a high school student with one simple goal—to enjoy his youth. However, achieving this goal is not so straightforward since Shiraishi is effectively invisible to his peers; even his teachers routinely fail to notice his presence. In fact, there is a rumor circulating that whoever manages to spot him will receive good luck. But there is one person who notices Shiraishi's presence without fail. Seated right next to him, Nagisa Kubo is determined not to let him quietly fade into the background. Unfortunately for him, this means that Shiraishi finds himself in some peculiar situations, all orchestrated by Kubo. Despite this, Kubo's playful antics might just be the catalyst needed to spark the thrilling youth that Shiraishi longs for.