After finding out about Akane's late mother, Taiyou is ridden with guilt from calling her the "Grim Reaper" and has been keeping his distance ever since. As the end of summer vacation looms ever closer, can they ever make up again?

Umi, Taiyou, and Daichi decide to go to Akane's house to see her cat. Akane can't hide her excitement as she gets ready at home, as she's never had friends come visit before. But unforeseen trouble is just around the corner...