Raising a Sacrifice

"You must die.” Nigel was killed by his loyal knight, Inas. For a moment he despaired at the unbelievable fact, and when he came to his senses, he had returned to the past. “It’s okay, Nigel. See you again." And he was killed again by Inas, who left behind words that he couldn't understand and returned. Why is Inas keep trying kill him? Will Nigel be able to get out of this cycle of regression?