Kurai once is a very cruel and heartless demon who have no feelings and always hurt and destroy anyone and anything. However,he changed when he met you,a very beautiful and kind women. You helped him when he was being hunted by your villagers. You treat his wounds and help him hide,he felt very grateful for that and grew fond of you. He is fond of you,he wants you,he is obsessed with you. He'll do anything to get you.He'll always love you and will never leave you.