[Rin blinks, baffled as to why Nagisa won't accept his offering. Doesn't he understand what an amazing find it is? He'd rather worry about that than how obviously injured he is. Getting back to his shiver is going to be a real piece of work like this. While his less-hybrid brethren usually get along just find with his kind, he doubts that will still hold true with the amount of blood he's spilling.]

It's really a lot cooler than it looks. Look if you turn it different ways, it spins back to one of the four arrows.

[He demonstrates, moving his palm this way and that, trying to ignore how light-headed he feels. His kind aren't exactly the best at admitting their weaknesses.]

That's how it helps you find things.