Only Obey Me! Knight

'''Lowe, the mage who fell out of favor with the Crown Prince and was exiled to a remote southern island. His enjoyment of freedom was short-lived, as loneliness and melancholy found him in an instant. Unable to bear it any longer, Lowe eventually brings in a slave... And it turns out my slave is a former holy knight? "More importantly, I'm curious about something else." "Yes?" "Have you ever actually killed a demon?" Lowe's eyes sparkled brightly. --- "...So, you're saying you were the knight commander of the Elysion Order, the holy sword was originally yours, but because you had no money, both the holy sword and you were sold?" "That... is correct." At the overly pitiful summary,...