第 2 集: 秋遙花運用音樂之力擊殺外星人，次郎則護她免受追擊
2016年4月17日 播出
A young lady uses musical superpowers to slice and kill aliens lurking on Earth. Her name is Aki Haruka... A former singer for the Angel Stars known as Arachne. The Superhuman Bureau's investigation reveals her to be hiding out in a hospital that is illegally operated by Judas. Then Jiro escapes with Aki in order to protect her from those in pursuit. While on the run, Jiro starts telling Aki a story from two years ago about Rainbow Knight's helmet and a space being called a Fumer. (Source: Daisuki)