He likes lots of people, Nancy just hasn't invited any of them except Arthur's dick. And he can't really talk to it around everyone for a lot of reasons so he's just gonna have to fake it.

Eames gestures toward the cupboard, floating down a glass to pour some whiskey in it so he can pretend to be a responsible adult for a little while, and turns to look at Nancy. Smirking a little as he backs up into the living room, "I'm not promising anything."