chapter 815 Put aside the facts

While Hailee Ye and Sally Liu were cooling off with cold water, Lewis Lu was deep in thought.
He needed to quickly identify the problem. Otherwise, how would he explain it when the two beautiful sisters came out?
Lewis Lu carefully reviewed the entire process of following the alchemical recipe and recalled every detail of his actions while making the elixir.
However, even after several reviews, he couldn't find any issues.
It was truly puzzling.
Just as he was about...