[Rin can't bring himself to look at Lucifer anymore. Not even in anger. He looks, for as much of a cliche as it is, like a kicked puppy that doesn't know where to go to get out of the pouring rain.]

No. I mean, I knew you talked to him when we were in Inari, but he wouldn't tell me what you said. I just thought... maybe you promised him somethin' he couldn't get from the Order.

[Something to do with his "extreme training" that Mephisto had let slip around Rin.]

Or-- ... fuck--

[His eyes are starting to burn. He pushes the heel of his hand against one, trying to stem the tears that he knows are coming.]

I don't know what answer I wanted! I just don't understand why he wanted to leave!