Oh, Helex is angry. Immensely angry. So furious and full of loathing that he's tearing buildings apart and dreaming of the day it's the Autobots here being rendered down to molten ore in his chamber, and not scrap metal. He is overwhelmingly angry.

But not with Tarn. With Tarn, he's just confused and now, reading the terse message, vaguely upset.

"I could've backed you up," he says lamely. Maybe Tarn didn't want him along; that's always a possibility. "I'm… I'm sorry I wasn't there. But–" He stops, halfway smiling. It's not a good look on him, anxious as he is. "But I can do something now, though!" he says. "I'm – I'm still here. I bet I can sneak supplies out to you!"