[Rion is frustrated, but he knows what Cain speaks of, as he indirectly felt everything Cain's felt. but he still doesn't agree with it, and still doesn't completely understand. he understands where Cain's feelings come from, but he doesn't understand why he can't move past them.]
You're only his burden because he needs someone to hurt. That's the only thing I can think of. What has he done for you? What have you done for him? How much of yourself have you given to him, and how much more will you give him before you're just empty?
I can't... I just can't understand you.
If you had other family, would you stop doing this to yourself?