[Lupin's 'casual disdain' is homesickness. He's accepted Luke and Adele as partners--he expects them to roll with it or leave him alone like his partners from home.]

I care about them too, Ben. Why do you think I'm stealing the data? I'm going to give it to Luke, and we can work on a method of replicating it here so Ami, Adele, and Fujiko don't have to be mallynapped again.