[Now it's Yukio's turn to shift to solemn, eyebrows furrowing a bit. Killing demons that step out of line is what he's done since since before he hit double digits, but it's different when you put a familiar face on the target.]
If the worst were to happen and there was no other choice... I promise.
Re: [Action]
If the worst were to happen and there was no other choice... I promise.