I've got some. [ he jerks his chin toward a pile of wood, extra he'd gathered before making a fire, to have enough for a second or to keep fuelling it. he doesn't mind going to get more, so might as well let ronan take a pile. ] Help yourself.

[ he stands from where he'd been crouching, gesturing at his neck, arms, the rest of him. ]

Runes like these are angelic power. [ it's not the same as magic. most shadowhunters would not like it being referred to as magic, in fact, but alec isn't most shadowhunters anymore. ] If I draw the heat one with this — [ wiggles stele. ] It makes fire.

[ looking to where ronan pointed he'd like to make camp, alec looks at the dry wood and back to the tree. ] I'll help you get all that over there.

[ then ronan will get a demonstration of said heat rune. for now, alec picks up an armful of the wood, leaving the rest for ronan to grab. ]