As soon as he finished speaking, it seemed like he understood something. “Looking at this appearance, could it be that she did it?”

“So, Bertha, nothing happened to you? I heard that medicine is powerful, it's all my fault. I should have told her to stop."

He sighed, felt sad, and regretted.

Bertha frowned slightly. “From now on, please call me Director Bertha, or Miss. Bertha. You calling my name like that makes me want to vomit."

She looked at Derek standing next to her and ...