[As soon as Johan actually gets to the point here, Shun pushes himself away from the table and rounds on him. It's nothing too threatening yet, but he's definitely looming much closer than he ever chooses to get to people if he's not planning to start something, and his voice is edging on dangerous.]

That's the only time he's ever stung me, and whenever it happened with Joker it was because of memories. What the hell did you do?

[If it happened immediately on his arrival, Shun can honestly fill in that blank himself, but he wants to hear it out of Johan, because he's not going to let him keep avoiding the main issue here.]