Luke is very young for an angel, the child is only over a thousand years old.

...

Who you are cheating? It really surprised you that Luke, being so tender, has much longer to live than you. Although a human does not have much time to live, it is still the same.

Currently you were exploring the school, with the not at all obligatory company of Luke because he is from the demonic world and he doesn't trust them. "I really don't understand why you want to do this.."