His expression wavers for a moment. "I had... quite the complicated relationship with my father," he admits, though he doesn't say more than that.

At Hiccup's name, he laughs quietly. But it's obvious he isn't laughing at the name, precisely, because a moment later he says, "Should I have added my title in my introduction? You can just call me Cid, everyone does."

Well, except for one person, but that person isn't here so he isn't so concerned about it. "You're right about how uneasy it feels. I'm no combatant, but I plan on helping the people as well as I can. Though I mislike doing it, I can design armaments to help them in case they've a need to suddenly defend."