[ He just stares at the offered hand, his thoughts a jumble. Suddenly everything just comes pouring out ]

All Spark, Sideswipe, if there's someone else, just tell me! I'm so sorry if I did something wrong-- I swear I didn't mean to-- but if you're happier with someone else, then that's what you deserve.

[ He means it, even if his heart is breaking as he says it. He feels defeated, and a sort of bitter resignation, and endless, tearing loneliness. He was right. He was going to be alone for the rest of his very long life. He's not good enough. Never has been, and never will be.

He buries his face in his hands and chocked out a half-sob ] I'm sorry.