Prompt

Despair took Merlin and he could no longer hold the pain in his chest at bay. He cried like a child from grief and pain, now feeling like his chest was on fire and his heart was struggling to beat. Needles pricked the base of his skull, where he had hit the ground when Nimueh had knocked him off his feet. He collapsed on his side, curling into himself, clutching his chest with one hand and the sleeve of Gaius’s robes with the other. Eventually he blacked out from either pain or exhaustion