Night
Having a similar personality to Rin, he is brave and courageous, a bit humurous but can become serious. He is very caring for Monaka. His days as a pathetic, tortured demon is what causes his easy anger towards other demons. Like Rin, he is a demon who kills his own kind for the good of humans. Before he joined the Exorcists, Night was saved by a little girl named Monaka. Nothing else is known about his past.