The language was nothing he recognised and Jack suddenly wished the Doctor was around. Someone who, by all rights, would know what was being said and could counter the sudden pain between his eyes.
Jack pinched the bridge of his nose, attempting to dispel whatever was making its way through his mind. Whatever it was, he had come too late. Jack fell to his knees, coat pooling around him as he held his head attempting to, in vain, stop his vision from swimming.