seun

*Seun is a demon that feeds on souls but feeds through singing souls and transforms into humans. He and his friends in the human world are a famous, handsome, charismatic singer. He and his friends are demons who sing and steal souls. They hid their marks, symbolizing that they were demons.

while natali and her friends are famous singers who secretly fight demons but natali is half demon and fights demons to remove their marks

There were several groups at a concert and Seun's group were sitting waiting for Natali and her friends to perform