[Akira sits back again, looking away as he thinks of how to explain it.] Ryo's my best friend. He always wants to protect and look out for me. We'd do anything for each other. But... he hurts people because he can't feel for them.

[That's all Akira. If anything, he's almost dependent on Akira and his capacity to feel the things that Ryo can't; it's a relationship that's difficult to describe without experiencing it firsthand.]

You don't have to do anything, Duo. You're already helping.