“You don’t think—” she began.

She broke off.

“I think Gaspare knows his Southerner,” Artois replied. “We must look for them. They are certain to have gone with the crowd.”

They followed the people into the Mercato. The burning balloon dropped down and disappeared.

“It has fallen into the Rettifilo!” cried a young man close to them.

“Macche!” exclaimed his companion.

“I will bet you five lire—”

He gesticulated furiously.

“We shall never find them,” Hermione said.

“We will try to find them.”