It's my fault as much as it yours. [He chose to push the plunger.] But apology accepted.

[He's not fully recovered yet, a slight feverish glint lingering in his eyes even when he's just sitting on the bed. But there's no lasting damage and his body made the foreign substance its own. Natsuno hopes the residual illness will go away soon.]

When you say you won't do that again... [He looks her in the eye, serious.] Do you mean doing something this reckless, or telling me you're doing something reckless?