1.

[Loki is... not sure what to make of this. He has Bad Associations with being taken somewhere and told to do things in exchange for what he needs to live. On the other hand, so far whoever kidnapped him hasn't harmed him or so much as asked him to do something he might object to.

[He lounges in a chair, an illusion of his normal Asgardian attire already hiding his issued uniform, watching the behavior of the others and idly playing with his Chain.]

2.

[How much do your secrets weigh? Even he does not know. He's always had so many secrets, even he can't keep track of them all. But, perhaps that is an advantage. If he has so many, perhaps he can reveal enough to balance the scales without giving them all away, or even giving away any of the most important ones. He starts with a secret that wouldn't mean anything to anyone here.]

I do not possess the Mind Stone. I threw it into the void.

[A tiny weight falls onto the opposite scale. He curses mentally; while it may have counted, it didn't have much effect.]