Jake hears about a successful experiment and wants the scientists to do it on him. They cannot do it without permission from Dr. Crombel but patience has not been one of Jake's virtues. He kills a scientist without hesitation. Deeming what might happen to them if they declined, the other scientists prepare for doing the experiment on Jake who further warns them to keep it secret from Dr. Crombel and Mary. Meanwhile, M-21 calls Frankenstein to warn him of Mary, who is now looking for him.