Both options are genuinely terrifying to Rosi, and he isn't fully convinced this will work - he's just hoping it will give them more time to run if that's what they have to do. Trusting green-eyes isn't much fun but as has been said, there's zero chance of negotiating with a world eater.

Noncombat folks, he's gonna urge you all to head to Helix Station and hole up there. Stay safe.