Hesitantly he puts and arm around Rung, his smile remaining as the other leans against him.

With a sip of his drink he shakes his head, "You don't have to become on on my account." If Rung didn't drink much then he certainly didn't need to start, unless it was something he wanted to do. Not because he's suddenly offering to make drinks.

"I'm just as fine with sitting around drinking normal energon, not highgrade. And don't worry about this drink doing anything. I'm here to make sure that no matter how overcharged you get, you get home safe. And no one takes advantage of you."

Or letting Rung make a fool of himself, probably.