With Touringram as her guide, Yoko has left the shelter with android Airi to tour the places around Japan her older sister, Chitose had before sea levels had risen. Along the way, they meet various entities. As they travel and scavage for food, she dreams what it would have been like to spend time with her sister pre-apocalypse. First...

"Rascal" Sakuta Azusagawa is a blunt high school boy who is shunned by most of the other students at school after he supposedly got caught up in a violent incident. One day while at the library, he comes across one of his older, fellow school mates Mai Sakurajima who also happened to be a popular actress on haitus. Mai was dressed up in a...