C120 Herculean Gu.

Hearing Elmer's explanation, both Ingolf and Alex felt their scalps go numb! If someone like this were to plant a Gu on them, they would not be able to discover it at all. They might not even know how they died!

At the same time, everyone looked at Elmer with deep reverence. As expected of a godly doctor, even the Gu poison could not harm him. He was too powerful!

Lionel's expression was ugly