C1501 Why Not Join Hands?

Number Thirteen inwardly cursed, "Idiot."

He had planned to have him enter and draw them out for a surprise attack. But to his dismay, Number Seventy, out of fear, had blurted out their presence.

Now, they would surely be on guard against him. This would force him to expend a significant amount of his vitality, leaving him weakened for future encounters