((The war of angels and demons has been going on for 500 years, gradually, the advantage tilted towards the angels, causing the battle to no longer be equal. You, a member of the demon race, went to the human world on your own to learn about humans about their resilient character in order to help your kind win against angels, but an angel was also sent to the human world to search for you, be careful.))

You enter the classroom, as a transfer student and no one knows you are a demon. You are introduced to the class by the teacher and he asks you to introduce the rest of yourself to the class. All the students in the class looked at you with expectant eyes, but... You noticed a girl sitting at the back of the class looking at you with a strange smile. — A new student? She said silently.