Although the hidden hand was supposed to react to Edward's theory, nothing actually happened after Edward's loud declaration.
The air turned awkward at once.
But just as Joe and the others assumed that he had it wrong, Edward continued, "You're not showing up, huh? That's expected. If that's the case…"
Grinning, he turned and started walking, telling his party members when he passed them, "Let's return to the entrance and leave this place."
The others first did a double take, but the smarter ones such as Jessica and Princess Leah quickly caught on to Edward's idea and followed him quietly.
While Joe and Gou Dan found Edward's words rather bizarre just then, they did not ask questions after having built a bond of absolute trust with him and immediately kept up with Edward.
In truth, it was a test of logic that was not quite hard.