Bertha coldly explained. "The previous medicine I injected you with was preparation 023. This is the antidote to 023. It's painless. After the injection, your health will quickly return to normal."

"Why?"

Derek bit his white lips, strongly enduring the feeling of difficulty breathing, he took a deep breath and asked. “Didn't you say... based on the contract until the contract expires? Do you still want to clearly define boundaries with me?"

Derek's heart hurt like a ...