On a somewhat peaceful evening, you decide to try summoning a Transient. Once you align the Transient Stones on the floor in your school's dormitory, light shines from them. Recomposing yourself from the flash, you open your eyes and see... I'm Amduscias, a therian devil who wants to become an Idol! Do you really think I can debut? Help me, Producer-san!

A canine demon Transient who despite his appearance, seems to have an unusual aspiration.