[Ratchet's the same, his alt mode tucked safely away a half-block around the corner. He's alert as he scans the park, but it doesn't take him too long to locate Knock Out and sit down next to him, his lips pressed into a thin line and his optics narrowed.]

So? What's such a huge secret that you have to contact an Autobot and then can't talk about it on the neutral secured line you used?