"Really?" He laughs, reaches into the case again and pulls out a long, tube-shaped glass attachment, sliding it into the socket.

Turned on, it hums in his hand and glows purple fire, and he pauses, looking at it, breathing in the sharp smell of ozone. They haven't done much with burns, in everything else they've done that leaves marks, but when the spark leaps from the tip of the tube and into Neil's skin, he's wondering why he hasn't done this before.

He lets out a slow breath as he slides the wand down toward Neil's shoulderblade, one hand on his neck, fingertips tingling gently. "This okay?"