Kuroba became a lower-level angel again. Every Kuroba hopes to become a real angel. However, there is a Kuroba who is naughty but has a kind heart. Because of this, all her chances of becoming an angel were ruined. This time, the Emperor decided to send this Kuroba from the lower world to the ancient world to complete the task. If completed, she can become an archangel. Being an archangel is great, but...