"No," Ianto said, just a little too quickly. He hated how easy it was for that Jack to brush him off, to tear him down so effortlessly. He inhaled. "I just... I meant...." he pinched the bridge of his nose as his head started to throb again. "Forget it."
He didn't want to be vulnerable, not to this Jack and not to the other one. He didn't want to think that a man who didn't want to share anything of himself, never wanted to put effort into a relationship he only just acknowledged, had so much power over him.