[ well, romani doesn't have the energy to argue. especially when battler looks like that. ]

...Here. Let me move, then.

[ he moves to sit at the edge of the bed, that way battler has access to his left arm-- the one that isn't fucked up. with his good hand, he takes off his hairband, handing it to battler. ]

Use this as a band to wrap around my upper arm. That should act as a sort of tourniquet so the vein becomes more visible. From then on, you'll probably be able to see the veins more clearly. That's where you'll inject. Okay?