The seven sins
Klaus stared openly at the events that just occurred in amazement. He had to carry his palms to rub his face a few times just to be clear he had seen what he saw. It was a magic trick had just happened but it wasn't done just yet. Although Shaw appeared to be done with Blair, Erwin was still another patient of his that needed to be tackled.
Shaw went over to his side of the bed and began the exact same process. The black aura left his hand and went over to Erwin's stomach interacting with it. Just like Blair's case, these two auras were antagonizing one another. At the final stop of the proceedings, the two auras vanished into the air as in the case of Blair.