I just need you to attack me enough that I can block and then I want you to block one of my attacks. Don't go out of your way to make it happen. It won't count if you do that.
[At this point, Souji's already sure Ian will agree to it, so he takes a careful step back to separate them entirely. He turns his sword over in his hand, looking to be doing a lot better than he was before, now that he's had a chance to catch his breath.]
If it's not that, then I don't know what else it could be. You'll have to figure it out.