Farid returns to where Mo and Elinor are hiding out, passing back the message from Meggie: incoming execution, etc.
Mo begins to tell Farid about the Shadow, and Farid is understandably freaked out by this—they need to move fast to prevent the execution. Farid has brought back some black jackets, so they can try to sneak into the village and blend in.
Their plan? Worst case scenario, they'll start a huge fire to try to disrupt the execution.