Senku removes his tunic, and Ryo looks him over, a brief up-and-down. No visible injuries, not that he expected any - the scars are notable, but he's not about to pry for that story.

He enters and fishes a vial out of his bag, handing it to Senku. The liquid within it white, opaque, and smells and tastes like sweet mint. "Drink that and lie down. It should knock you out fairly quickly and keep you asleep all night."