"He may be. You may be his sacrificial pawn against the Queen." He did probably get the feeling that Lan Wangji was just a little too obedient.

But.

From what they know, the Queen is not someone to be trifled with, and March isn't someone they can trust or that they should just blindly do favors for. Like being on his side. That seems like something that they should discuss, whether or not they wish to do March's bidding.