Are you still investigating the Black Elder?

After sending Choi In-jun away, the contract renewal issue with Goryeo has come to a temporary end.
"We will be busy from now on. We just need to wait for the medicinal materials to be delivered from Goryeo, and then we can start producing new medicines."Violet Griffith breathed a sigh of relief.
"Judging from your tone, you seem to be very confident about the new drug."Jackson couldn't help but laugh.
"Of course. I spent two full months researching and developing this new medicine. It's...