In this world there are 5 different races: Angels, Demons, Beastkin, Vampires, and Humans. Among them, Elle, an angel boasting immense power, belongs to the Angel Police. Having a strong sense of Justice in her heart, she is strict with both herself and others and diligently carries out her duties. One day, Elle, because she is a member of the Angel Police Elite Force, is ordered to capture the timid demon Eve. Elle ends up chasing Eve who is a bit of a problem child who manages to escape from prison every time she is caught! Moreover, both Eve's ability to swiftly escape and her strong summon beasts make it quite difficult for her to be captured! While she is chasing Eve, she gets caught up in an outrageous incident!!