Despite the neutrality of Connor's tone, Sephiroth doesn't care for his choice of words. 'Clinical.' He's a military man. Detached and impersonal, yes. But clinical...

It doesn't encourage him to warm to the request. He's given blood more times than he can count. Always only a little, hardly worth noticing. Except he did notice, all those little demands made of his person adding up until he realized he could start rejecting them. He's not inclined to be generous with himself now.

"Perhaps I can find you a rat," he proposes instead, his voice flat.