C693 Super Serum and the Male Line of Newborns

Jason Todd was stunned when he heard this. He subconsciously thought that he had misheard.

"Doctor, what serum are you talking about?"

"The super serum, the strengthened serum, the thing that modified the "Captain America"."

Qi Ann explained.

"Of course, it's not the original version. Although I can restore it, I have an improved formula