[Terse is not as threatening as yelling, and so Leo lowers one leg, still keeping the other up against his chest. Guarded, but not as much so.]

Ahaha, so, uh... the first time was just supposed to be a joke? And I was going to give it back! [He says that part quickly.] But then you didn't show up to check on it and I decided, you know, don't let it go to waste.

And after that I guess it was a game? To see how many times I could get away with it.

[Could it also have been a bid for attention? Who knows; Leo isn't going to psychoanalyze himself that hard.]