Ianto appreciated the hand in his hair, but the fact that it had taken him so long to react, at that when he reacted it hadn't been anything more than a gentle brush of Sulu's hand through his hair... Ianto's stomach tied itself in knots. God, if this backfired... If Sulu really wasn't okay with knowing about Lisa, knowing about his betrayal and his Torchwood One and the Cybermen and how close he'd come to just ending it all that night Jack had sent him home after losing her... Well. He supposed he hadn't shared that last bit, after all, but. Considering the lack of reaction there, maybe. Maybe that had been for the best...?

Oh god. Ianto felt his heart sink, and he did the only thing he could think of. "...I'm... I'm sorry," he apologized. "I didn't... I loved her. I did it for her. And maybe that was wrong, but. I... I didn't have a choice. I couldn't just leave her there. She...she used me. No, not she. The... The Cyberman. It used her memories, and I went along with it, because I was weak. Because I wanted to believe that... That I could fix something like that. But I was naive and wrong and..." His heart tightened in his chest, sharp and sudden as a wave of fear that he'd just ruined everything in sharing this swept over him. "...oh god, please don't. Don't hate me for this. Not you too, I. I couldn't stand it..."