A little roughhousing is how Gokudera tends to bond with his 'family' back home. If he can do that here, it's definitely a good note to start on.

And he's had worse things said to him than just to fuck off.

"It's pretty unwise for us to look like we're getting along. In public, or where any officials can see. So be careful around other Dominants, okay?" Gokudera remembers being new. He doubts that Aki is as sensitive as he was.