Shepherd
"It was me who couldn't avoid the blow to my head. And I invited her here, but that's beacuse I'm against the fighting. I've seen my fair share of battle injuries throughout my life." Shepherd said and nipped Katara in the ear in a playful way, to enlighten the situation. "Don't worry. I promised you my history and to put an end to your curse. I ensure you, I will live long enough to keep my promises."