2화: 아키 하루카는 음악의 힘으로 외계인을 처치하고 지로는 그녀를 추격자로부터 보호한다
2016년 4월 17일 방영
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)