As they prepare to leave by train, Krull arrives, imploring them to return. Sardonicus has lost the power of speech again, and he cannot open his jaw or lips. Sir Robert tells Krull that the injection was only water, and that the plant extract would have been lethal even in a small dose. It was a placebo, and Sardonicus's affliction was only psychosomatic. Once Sardonicus realizes this, he will be completely restored.
