It isn't like she's going to get any sort of bloodborne pathogens from drinking it. Her pierced tongue flicks out, licking a bit of stray coffee from her lower lip. She arcs a brow at him but nods, finishing up her cocoa in a long swallow.
She has to grin, it's not as though she can keep from doing so, not with him so exuberant and jovial. It should concern her that he is, shouldn't it. His hand accepted, her own small one alighting into it with the fluttering warmth of a bird settling. That dark menacing thing makes a small shiver creep up her spine, but even that is a little fun. "Let's go then, you lead, I'll follow." though if he thinks she'll let him hurt anyone for sport, he's wrong.